University of Idaho Arboretum Botanical Garden Total Living Plant Inventory Acc. Num. Scientific Name Cultivar Common Name ## Location

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1 Acc. Num. Scientific Name Cultivar Common Name ## Location Abelia biflora Twinflower Abelia 2 T Abeliophyllum distichum White Forsythia 10 V Abies alba European Silver Fir 2 P Abies amabilis Pacific Silver Fir 2 P17, SHATTUCK Abies concolor Concolor Fir 1 P Abies concolor Concolor Fir 1 Q Abies concolor Concolor Fir 1 P Abies concolor Concolor Fir 1 P Abies concolor Concolor Fir 2 O Abies concolor Concolor Fir 1 P Abies concolor x grandis Hybrid Fir 3 O Abies fraseri Fraser Fir 1 V Abies grandis Grand Fir 28 N14, N15, O14, O15, P Abies grandis Grand Fir 3 P Abies grandis Grand Fir 2 P Abies grandis Grand Fir 1 P Abies grandis Grand Fir 16 N13, O13, O Abies grandis Grand Fir 4 O18, P Abies grandis x concolor Hybrid Fir, Grand/Concolor 2 P Abies grandis x concolor Hybrid Fir, Grand/Concolor 2 P Abies grandis x concolor Hybrid Fir, Grand/Concolor 2 P Abies homolepis Nikko Fir 1 K Abies lasiocarpa Subalpine Fir 1 SHATTUCK Abies lasiocarpa Subalpine Fir 7 Q22, Q Abies lasiocarpa Subalpine Fir 1 Q Abies lasiocarpa Subalpine Fir 1 O Abies lasiocarpa Subalpine Fir 1 O Abies lasiocarpa Subalpine Fir 3 P Abies lasiocarpa Subalpine Fir 6 O Abies lasiocarpa Subalpine Fir 3 P Abies lasiocarpa Subalpine Fir 1 O Abies lasiocarpa var. arizonica Arizona Fir 2 O Abies magnifica California Red Fir 1 M Abies nephrolepis Khingan Fir 2 T Abies nordmanniana Nordmann Fir 3 V7, X Abies pinsapo Spanish Pin Fir 1 P Abies procera Noble Fir 1 O Acantholimon hohenackeri Prickly Dianthus 1 XEPE Acer buergerianum Trident Maple 1 V8 1

2 Acer buergerianum Trident Maple 1 R Acer campestre Hedge Maple 1 Q Acer campestre Hedge Maple 1 Q Acer campestre Evelyn' Queen Elizabeth Hedge 1 P9 Queen Elizabeth Maple Acer campestre 'Carnival' 'Carnival' Variegated Hedge 2 Q9 Maple Acer campestre 'Compactum' 'Compactum' Dwarf Hedge 1 P9 Maple Acer campestre 'Postelense' 'Postelense' Golden Hedge 1 P8 Maple Acer campestre 'Pulverulentum' 'Pulverulentum' Variegated 1 P9 Hedge Maple Acer campestre 'Royal Ruby' 'Royal Ruby' Hedge Maple 1 Q Acer circinatum Vine Maple 9 N18, O13, O18, P Acer circinatum Vine Maple 1 P Acer circinatum Vine Maple 1 P Acer circinatum Vine Maple 1 P Acer circinatum Vine Maple 3 SHATTUCK Acer circinatum `JFS-Purple' Pacific Purple Vine Maple 1 SHATTUCK Pacific Purple Acer circinatum `JFS-Purple' Pacific Purple Vine Maple 1 P12 Pacific Purple Acer circinatum 'Pacific Fire' 'Pacific Fire' Vine Maple 5 P12, SHATTUCK Acer davidii ssp. grosseri Hers's Maple 1 U Acer ginnala Amur Maple 17 T2, T3, U1, U Acer ginnala Amur Maple 6 U9, V Acer ginnala `JFS-UGA' Red November Amur Maple 2 V4 Red November Acer ginnala 'Bailey Compact' 'Bailey Compact' Dwarf Amur 10 W8 Maple Acer ginnala 'Embers' 'Embers' Amur Maple 10 T9, U Acer ginnala 'Emerald Elf' 'Emerald Elf' Dwarf Amur 10 W10 Maple Acer ginnala 'Ruby Slippers' 'Ruby Slippers' Amur Maple 2 S4, T Acer glabrum Rocky Mountain Maple 2 N Acer glabrum var. douglasii Douglas Maple 5 P Acer glabrum var. douglasii Douglas Maple 3 N Acer glabrum var. douglasii Douglas Maple 2 O13, O Acer glabrum var. douglasii Douglas Maple 1 XENI Acer grandidentatum Bigtooth Maple 6 N18, O Acer grandidentatum `JFS-NuMex 3' Mesa Glow Mesa Glow Bigtooth Maple 2 O22, P23 2

3 Acer grandidentatum `Schmidt' Rocky Mountain Glow Rocky Mountain Glow Big Tooth Maple 1 Q Acer grandidentatum x `Hipazam' Highland Park Hybrid 2 Q12, U13 saccharum Highland Park Bigtooth Maple Acer griseum Paperbark Maple 1 V Acer griseum 'Molly Fordham' 'Molly Fordham' Paperbark 1 R11 Maple Acer henryi Henry Maple 1 V Acer japonicum 'Aconitifolium' Full Moon Maple 1 S Acer japonicum 'Aconitifolium' Full Moon Maple 1 S Acer japonicum 'Ed Wood #2' 'Ed Wood #2' Full Moon 1 S7 Maple Acer japonicum 'Green Cascade' 'Green Cascade' Full Moon 1 S7 Maple Acer japonicum 'Green Cascade' 'Green Cascade' Full Moon 1 R11 Maple Acer japonicum 'Rising Sun' 'Rising Sun' Full Moon Maple 1 S Acer macrophyllum Bigleaf Maple 1 SHATTUCK Acer macrophyllum Bigleaf Maple 2 SHATTUCK Acer miyabei `KW-3ami' Rugged Ridge Maple 2 U11, V10 Rugged Ridge Acer miyabei 'Morton' State Street State Street Maple 1 T Acer miyabei 'Morton' State Street State Street Maple 2 S Acer mono Mono Maple 5 S6, T Acer mono Mono Maple 5 R Acer negundo 'Flamingo' 'Flamingo' Variegated Box 1 R18 Elder Acer negundo 'Kelly' 'Kelly's Gold' Golden Box 2 Q18 Elder Acer negundo 'Sensation' 'Sensation' Boxelder 3 R Acer negundo 'Variegatum' Variegated Box Elder 1 Q Acer negundo 'Variegatum' Variegated Box Elder 1 R Acer negundo 'Winter Lightning' 'Winter Lightning' Box Elder 1 R Acer nigrum 'Greencolumn' 'Greencolumn' Black Maple 1 U Acer palmatum Japanese Maple 1 R Acer palmatum 'Atropurpureum' Purpleleaf Japanese Maple 1 T Acer palmatum 'Red Emperor' 'Red Emperor' Japanese Maple Acer palmatum var. dissectum 'Garnet' 'Garnet' Red Laceleaf Japanese Maple Acer palmatum var. dissectum 'Inaba-shidare' 'Inaba Shidare' Red Laceleaf Japanese Maple 1 R11 1 R11 1 R11 3

4 Acer palmatum var. dissectum 'Orangeola' 'Orangeola' Red Laceleaf Japanese Maple Acer palmatum var. dissectum 'Tamukeyama' 'Tamukeyama' Red Laceleaf Japanese Maple Acer palmatum var. dissectum 'Tamukeyama' 'Tamukeyama' Red Laceleaf Japanese Maple Acer palmatum var. dissectum Green Laceleaf Japanese Dissectum Viride Group Maple 1 R11 1 HOSTACULA 1 R11 1 R Acer palmatum var. dissectum Dissectum Viride Group Green Laceleaf Japanese Maple 1 R Acer pensylvanicum Moosewood 2 Q Acer pensylvanicum Moosewood 1 U Acer platanoides 'Conzam' Conquest Conquest Norway Maple 2 O Acer platanoides 'Lamis' Crystal Crystal Norway Maple 1 O Acer platanoides 'Ezestre' Easy Street Easy Street Norway Maple 2 O Acer platanoides 'Pond' Emerald Lustre Emerald Lustre 1 O11 Norway Maple Acer platanoides 'Fairview' Fairview Fairview Norway Maple 2 O Acer platanoides 'Columnarbroad' Parkway Norway Maple 1 O11 Parkway Acer platanoides 'Cleveland' 'Cleveland' Norway Maple 1 O Acer platanoides 'Columnare' 'Columnare' Norway Maple 1 O Acer platanoides 'Columnare' 'Columnare' Norway Maple 1 P Acer platanoides 'Crimson King' 'Crimson King' Red Leaf 1 O11 Norway Maple Acer platanoides 'Deborah' 'Deborah' Norway Maple 1 O Acer platanoides 'Drummondii' Silver Variegated Maple 1 O Acer platanoides 'Emerald Queen' 'Emerald Queen' Norway 1 O11 Maple Acer platanoides 'Globosum' Globe Norway Maple 1 O Acer platanoides 'Jade Glen' `Jade Glen' Norway Maple 1 O Acer platanoides 'Princeton Gold' 'Princeton Gold' Norway 2 O11 Maple Acer platanoides 'Royal Red' `Royal Red' Red Leaf Norway 1 O11 Maple Acer platanoides 'Summershade' `Summershade' Norway 1 O11 Maple Acer platanoides 'Superform' `Superform' Norway Maple 1 O Acer platanoides 'Superform' `Superform' Norway Maple 1 O Acer pseudoplatanus 'Atropurpureum' Spaethii Sycamore Maple 1 O11 4

5 Acer pseudoplatanus 'Atropurpureum' Spaethii Sycamore Maple 1 P Acer pseudoplatanus 'Brilliantissimum' Brilliant Sycamore Maple 1 O Acer pseudosieboldianum Korean Maple 1 R Acer pseudosieboldianum x 'Hasselkuss' Northern Northern Glow Hybrid 1 Q11 palmatum Glow Maple Acer rubrum Red Maple 2 S Acer rubrum `JFS-KW78' Armstrong Gold Red Maple 2 R24 Armstrong Gold Acer rubrum Autumn Radiance Autumn Radiance Red Maple 2 R Acer rubrum Karpick Karpick Red Maple 1 S Acer rubrum Karpick Karpick Red Maple 2 S Acer rubrum 'Olson' Northfire Northfire Red Maple 1 S Acer rubrum October Glory' October Glory Red Maple 1 S13 October Glory Acer rubrum October Glory' October Glory Red Maple 1 S19 October Glory Acer rubrum October Glory' October Glory Red Maple 1 S13 October Glory Acer rubrum October Glory' October October Glory Red Maple 1 S19 Glory Acer rubrum `Franksred' Red Sunset Red Maple 1 S13 Red Sunset Acer rubrum 'Frank Jr.' Redpointe Redpointe Red Maple 2 Q Acer rubrum `Scarsen' Scarlet Sentinel Red Maple 1 S13 Scarlet Sentinel Acer rubrum 'Armstrong' 'Armstrong' Red Maple 2 R Acer rubrum 'Armstrong' 'Armstrong' Red Maple 1 S Acer rubrum 'Autumn Flame' `Autumn Flame' Red Maple 1 S Acer rubrum 'Autumn Spire' `Autumn Spire' Red Maple 1 Q Acer rubrum 'Autumn Spire' `Autumn Spire' Red Maple 1 S Acer rubrum 'Bowhall' `Bowhall' Red Maple 1 S Acer rubrum 'Brandywine' 'Brandywine' Red Maple 2 T Acer rubrum 'Morgan' `Morgan' Red Maple 1 S Acer rubrum 'New World' `New World' Red Maple 2 R Acer rubrum 'Northwood' `Northwood' Red Maple 1 S Acer rubrum 'Schlesingeri' 'Schlesingeri' Red Maple 1 S Acer rubrum 'Somerset' `Somerset' Red Maple 1 R Acer rubrum 'Somerset' `Somerset' Red Maple 2 Q Acer rubrum 'Sun Valley' `Sun Valley' Red Maple 1 S Acer rufinerve Redvein Maple 1 U Acer saccharinum Silver Maple 1 Q Acer saccharinum Silver Maple 1 Q Acer saccharinum 'Skinneri' Skinner's Cutleaf Silver Maple 3 Q17 5

6 Acer saccharinum 'Skinneri' Skinner's Cutleaf Silver Maple 1 Q Acer saccharum Sugar Maple 2 T Acer saccharum 'Barrett Cole' Apollo Apollo Sugar Maple 1 Q Acer saccharum 'JFS-KW8' Autumn Fest Autumn Fest Sugar Maple 2 U Acer saccharum 'Reba' Belle Tower Belle Tower Sugar Maple 1 U Acer saccharum 'Morton' Crescendo Crescendo Sugar Maple 2 R Acer saccharum 'Bailsta' Fall Fiesta Fall Fiesta Sugar Maple 2 U Acer saccharum 'JFS-Caddo2' Flashfire Flashfire Sugar Maple 2 U Acer saccharum Green Mountain Green Mountain Sugar 1 S13 Maple Acer saccharum 'Flax Mill ' Majesty Majesty Sugar Maple 1 T Acer saccharum 'Hiawatha 1' Oregon Oregon Trail Sugar Maple 1 U14 Trail Acer saccharum 'Hiawatha 1' Oregon Oregon Trail Sugar Maple 1 SHATTUCK Trail Acer saccharum 'Autumn Splendor' 'Autumn Splendor' Sugar 1 Q26 Maple Acer saccharum 'Bonfire' `Bonfire' Sugar Maple 1 T Acer saccharum 'Commemoration' `Commemoration' Sugar 3 T13 Maple Acer saccharum 'Endowment' `Endowment' Sugar Maple 1 Q Acer saccharum 'Endowment' `Endowment' Sugar Maple 1 T Acer saccharum 'Fairview' `Fairview' Sugar Maple 1 T Acer saccharum 'Fairview' `Fairview' Sugar Maple 2 T Acer saccharum 'John Pair' 'John Pair' Sugar Maple 2 R Acer saccharum 'Legacy' `Legacy' Sugar Maple 3 T Acer saccharum 'Sugar Cone' `Sugar Cone' Sugar Maple 1 P Acer saccharum 'Sweet Shadow' `Sweet Shadow' Cutleaf Sugar 3 T13 Maple Acer saccharum 'Wright Brothers' `Wright Brothers' Sugar Maple 1 P Acer shirasawanum 'Aureum' Golden Full Moon Maple 1 T Acer shirasawanum 'Autumn Moon' 'Autumn Moon' Full Moon 1 T6 Maple Acer shirasawanum 'Jordan' 'Jordan' Full Moon Maple 1 T Acer shirasawanum 'Red Dawn' 'Red Dawn' Full Moon Maple 1 T Acer tataricum Tatarian Maple 1 W Acer tataricum 'GarAnn' HOTWINGS HOTWINGS Tatarian Maple 1 V Acer tataricum 'JFS-KW2' Rugged Rugged Charm Tatarian 2 Q11, V8 Charm Maple Acer tegmentosum Manchu Striped Maple 3 U Acer triflorum Threeflower Maple 1 R11 6

7 Acer truncatum x platanoides 'JFS-KW202' Crimson Crimson Sunset Hybrid 2 R5 Sunset Maple Acer truncatum x platanoides 'Keithsform' Norwegian Norwegian Sunset Hybrid 2 R7 Sunset Maple Acer truncatum x platanoides 'Warrenred' Pacific Sunset Pacific Sunset Hybrid Maple 2 R Acer truncatum x platanoides 'JFS-KW249' Ruby Sunset Ruby Sunset Maple 1 V Acer truncatum x platanoides 'JFS-KW187' Urban Urban Sunset Hybrid Maple 2 V5, Y4 Sunset Acer x freemanii 'Jeffersred' Autumn Autumn Blaze Hybrid Maple 3 R18 Blaze Acer x freemanii 'DTR 102' Autumn Autumn Fantasy Hybrid 2 R19 Fantasy Maple Acer x freemanii 'Celzam' Celebration Celebration Maple 3 R16, R Acer x freemanii 'Sienna' Sienna Glen Sienna Glen Freeman Maple 2 Q Acer x freemanii 'Marmo' `Marmo' Hybrid Maple 2 R Achillea 'Anblo' Anthea Anthea Yarrow 1 XEPE Achillea 'Fiesta' 'Fiesta' Yarrow 1 XEPE Achillea millefolium Yarrow 2 XESI Achillea millefolium Yarrow 6 XENI Achillea millefolium 'Rosea' Pink Common Yarrow 9 XENO Acorus calamus Sweet Flag 1 Q Acorus gramineus 'Oborozuki' Golden Sweet Flag 1 Q Actinidia arguta Hardy Kiwi 4 S Actinidia kolomikta 'Arctic Beauty' `Arctic Beauty' Variegated 2 S5 Hardy Kiwi Adenocaulon bicolor Pathfinder 3 Q Aegopodium podagraria 'Variegatum' Variegated Bishop's Weed 90 R Aegopodium podagraria 'Variegatum' Variegated Bishop's Weed 34 Q Aesculus flava Yellow Buckeye 1 R Aesculus glabra Ohio Buckeye 3 R19, S Aesculus glabra Ohio Buckeye 3 R Aesculus glabra 'Fall Red' `Fall Red' Ohio Buckeye 1 R Aesculus hippocastanum 'Baumanii' 'Baumanii' Horsechestnut 1 P Aesculus parviflora Bottlebrush Buckeye 4 Q17, R Aesculus parviflora forma Late Bottlebrush Buckeye 2 R20 serotina Aesculus pavia Red Buckeye 1 S Aesculus sp. Horse Chestnut 1 P Aesculus sp. Horse Chestnut 1 P Aesculus sp. Horse Chestnut 1 P Aesculus turbinata Japanese Horsechestnut 2 Q Aesculus x carnea 'Briotii' `Briotii' Pink Horse Chestnut 1 P9 7

8 Aesculus x carnea 'Briotii' `Briotii' Pink Horse Chestnut 1 S Aesculus x carnea 'Fort McNair' Red Horsechestnut 1 S Agastache 'Firebird' 'Firebird' Agastache 5 XEPE Agastache aurantiaca Coronado Coronado Hyssop 5 XEPE Agastache cusickii Cusick's Giant Hyssop 5 XENI Agastache cusickii Cusick's Giant Hyssop 3 XESI Agastache urticifolia Nettle Leaf Horse Mint 2 XESI Agastache urticifolia Nettle Leaf Horse Mint 3 XENI Agropyron cristatum 'Ephraim' 'Ephraim' Crested Wheatgrass 20 R Agropyron cristatum 'Hycrest' 'Hycrest' Crested Wheatgrass 20 R Agropyron desertorum 'Nordan' 'Nordan' Desert Wheatgrass 20 R Agropyron fragile 'Kazak Pubescent' 'Kazak Pubescent' Siberian 20 R5 Wheatgrass Agropyron fragile 'Vavilov II' 'Vavilov II' Siberian 20 R5 Wheatgrass Ajuga 'Chocolate Chip' 'Chocolate Chip' Ajuga 1 XEPE Akebia quinata Fiveleaf Akebia 1 Y Alcea rosea 'Dwarf Queeny' 'Dwarf Queeny' Hollyhock 22 P Alcea rosea 'Halo Blush' 'Halo Blush' Hollyhock 6 P Alcea rosea 'Halo Candy' 'Halo Candy' Hollyhock 9 P Alcea rosea 'Radiant Rose (Spotlight Radiant Rose Hollyhock 9 P30 Series)' Alisma plantago-aquatica Water Plantain 1 R Allium 'Globemaster' 'Globemaster' Allium 6 XEPAN Allium acuminatum Wild Onion 5 XENI Allium caeruleum Blue of the Heavens 25 XEBG Allium christophii Star of Persia 10 XEBG Allium hollandicum 'Purple Sensation' 'Purple Sensation' Allium 10 XEPE Allium senescens ssp. 'Mongolian Gem' 'Mongolian Gem' Allium 6 XEPE, XESP senescens Allium sphaerocephalon Drumstick Allium 25 XENO Allium stipitatum 'Mars' 'Mars' Allium 5 XEPE Allium stipitatum 'Mount Everest' 'Mount Everest' Giant Allium 5 XEPE Allium stipitatum 'White Giant' 'White Giant' Allium 5 XESP Alnus cordata Italian Alder 2 S Alnus glutinosa European Alder 1 S Alnus incana ssp. rugosa Speckled Alder 4 Q18, Q Alnus incana ssp. tenuifolia Mountain Alder 2 Q Alnus rubra Red Alder 3 P Alnus tenuifolia Mountain Alder 3 P Amelanchier alnifolia Saskatoon Serviceberry 3 P Amelanchier alnifolia Saskatoon Serviceberry 1 P24 8

9 Amelanchier alnifolia Saskatoon Serviceberry 1 P Amelanchier alnifolia Saskatoon Serviceberry 1 O Amelanchier alnifolia Saskatoon Serviceberry 2 P Amelanchier canadensis 'Glenn Form' Rainbow Rainbow Pillar Serviceberry 3 Q26 Pillar Amelanchier laevis Allegheny Serviceberry 1 T Amelanchier laevis 'JFS-Arb' Spring Flurry Spring Flurry Serviceberry 2 R Amelanchier laevis 'Snowcloud' `Snowcloud' Serviceberry 1 S Amelanchier x grandiflora 'Autumn Brilliance' 'Autumn Brilliance' 1 U8 Autumn Brilliance Serviceberry Amelanchier x grandiflora 'Autumn Brilliance' 'Autumn Brilliance' 1 U8 Autumn Brilliance Serviceberry Amelanchier x grandiflora 'Princess Diana' 'Princess Diana' Serviceberry 1 T Amelanchier x grandiflora 'Princess Diana' 'Princess Diana' Serviceberry 1 U Amelanchier x grandiflora 'Princess Diana' 'Princess Diana' Serviceberry 1 U Amorpha nana Dwarf Indigobush 3 XEWN Ampelopsis brevipedunculata Porcelain Berry Vine 1 S Ampelopsis brevipedunculata Porcelain Berry Vine 3 S Amsonia tabernaemontana Blue Star 1 XEBG Anaphalis margaritacea Pearly Everlasting 8 XEPE Anaphalis margaritacea Pearly Everlasting 1 XENI Andropogon Silver Sunrise Silver Sunrise Bluestem 9 XENO, XEPE Antennaria corymbosa Flat Top Pussytoes 3 XESI Antennaria dioica Creeping Pussytoes 1 XEPAS Antennaria media Rocky Mountain Pussytoes 3 XESI Antennaria rosea Rosy Pussytoes 2 XESI Apocynum androsaemifolium Creeping Dogbane 3 XENI Apocynum androsaemifolium Creeping Dogbane 4 XENI Apocynum androsaemifolium Creeping Dogbane 2 XENI Aquilegia chrysantha Golden Columbine 6 XENI Aquilegia chrysantha Denver Gold Denver Gold Columbine 5 XEPE Aquilegia coerulea Colorado Blue Columbine 3 XENO Aquilegia desertorum Desert Columbine 6 XENI Aquilegia flavescens Yellow Columbine 2 XENO Aquilegia formosa Red Spur Columbine 3 XESI Aquilegia formosa Red Spur Columbine 10 XEPE Aquilegia formosa Red Spur Columbine 1 XESI 9

10 Aquilegia formosa Red Spur Columbine 1 XESI Aquilegia scopulorum Utah Columbine 6 XENI Aquilegia scopulorum Utah Columbine 3 XENO Aquilegia scopulorum Utah Columbine 8 XENI Arabis alpina ssp. caucasica 'Flore Pleno' Double White Arabis 1 XEBG Aralia elata Japanese Aralia 1 T Aralia elata Japanese Aralia 1 T Aralia elata Japanese Aralia 1 T Arctostaphylos patula Greenleaf Manzanita 2 XEWN Arctostaphylos patula Greenleaf Manzanita 1 P Arctostaphylos patula Greenleaf Manzanita 1 O Arctostaphylos uva-ursi Kinnickinnick 29 XENI, XESI Arctostaphylos uva-ursi Kinnickinnick 39 XEWN, XEWS Arctostaphylos uva-ursi Kinnickinnick 35 Q Arctostaphylos x coloradensis Hybrid Manzanita 3 XEWS Arenaria congesta Ballhead Sandwort 1 XESI Arisaema amurense Amur Cobra Lily 1 HOSTAW Arisaema concinnum Chinese Cobra Lily 1 HOSTAGC Arisaema consanguineum Asian Jack-in-the-Pulpit 1 HOSTAE Arisaema consanguineum Asian Jack-in-the-Pulpit 1 HOSTAE Arisaema costatum Cobra Lily 1 HOSTAGC Arisaema griffithii Asian Jack-in-the-Pulpit 1 HOSTAE Arisaema griffithii Asian Jack-in-the-Pulpit 1 HOSTAE Arisaema griffithii var. Pradhan's Cobra Lily 1 HOSTAW4 pradhanni Arisaema griffithii var. Pradhan's Cobra Lily 1 HOSTAE4 pradhanni Arisaema kiushianum Asian Jack-in-the-Pulpit 1 HOSTAW Arisaema kiushianum Asian Jack-in-the-Pulpit 1 HOSTAE Arisaema propinquum Cobra Lily 1 HOSTAGC Arisaema ringens Asian Jack-in-the Pulpit 1 HOSTAE Arisaema ringens Asian Jack-in-the Pulpit 1 HOSTAGC Arisaema ringens Asian Jack-in-the Pulpit 1 HOSTAE Arisaema serratum Japanese Jack-in-the-Pulpit 1 HOSTAGC Arisaema serratum Japanese Jack-in-the-Pulpit 1 HOSTAE Arisaema sikokianum Cobra Lily 1 HOSTAGC Arisaema speciosum Cobra Lily 1 HOSTAGC Arisaema tortuosum Cobra Lily 1 HOSTAGC Arisaema utile Cobra Lily 1 HOSTAGC Aronia arbutifolia 'Brilliantissima' `Brilliantissima' Red 3 Q20 Chokeberry Aronia melanocarpa 'Autumn Magic' `Autumn Magic' Chokeberry 5 Q13 10

11 Artemisia abrotanum 'Tangerine' 'Tangerine' Wormwood 1 XESO Artemisia dracunculus 'Sativa' French Tarragon 3 XESO Artemisia frigida Fringed Sage 5 XENI Artemisia frigida Fringed Sage 2 XECA, XESI Artemisia frigida Fringed Sage 5 XECA, XEPE Artemisia frigida Fringed Sage 1 XESO Artemisia ludoviciana White Sage 3 XESO Artemisia ludoviciana 'Silver King' 'Silver King' Sage 1 XESP Artemisia michauxiana Michaux's Wormwood 1 XESO Artemisia tridentata Big Sagebrush 2 XEBG Artemisia tridentata var. tridentata Basin Big Sage 7 XESI, XEWN, XEWS Artemisia versicolor 'Sea Foam' `Sea Foam' Artemisia 3 XEPE Artemisia versicolor 'Sea Foam' `Sea Foam' Artemisia 13 XECA, XESO Artemisia viridis Tiny Green Tiny Green Artemisia 12 XESO Artemisia viridis Tiny Green Tiny Green Artemisia 15 XECA, XESO Artemisia vulgaris 'Janlim' Oriental Limelight Oriental Limelight Artemisia 1 XESO Aruncus 'Misty Lace' 'Misty Lace' Goatsbeard 5 P Asarum canadense Wild Ginger 15 Q Asclepias incarnata Swamp Milkweed 24 P Asclepias speciosa Showy Milkweed 6 P Asclepias tuberosa Butterfly Weed 3 XEPE Asclepias tuberosa Butterfly Weed 5 XEPE Asclepias tuberosa Butterfly Weed 15 P Asclepias tuberosa 'Hello Yellow' 'Hello Yellow' Butterfly 13 P30 Milkweed Asphodeline liburnica Dwarf Foxtail Lily 3 XEPE Asphodeline lutea King's Spear 5 XEPAN, XEPAS Aster 'Lilac Blue' KICKIN `Lilac Blue' KICKIN Aster 16 P Aster dumosus 'Wood' 'Wood's Pink' Aster 8 P Aster ericoides 'First Snow' 'First Snow' Heath Aster 3 XENO Aster jessicae Jessica's Aster 3 XENI Aster jessicae Jessica's Aster 13 P Aster jessicae Jessica's Aster 54 P Aster novi-belgi 'Alert' 'Alert' Aster 8 P Aster occidentalis Western Aster 8 XENI, XEPE Astrantia major 'Alba' White Giant Masterwort 31 P Astrantia major var. rosea Pink Giant Masterwort 17 P Athyrium filix-femina Lady Fern 4 Q Athyrium filix-femina Lady Fern 4 Q Atriplex canescens Fourwing Saltbush 3 XEWN, XEWS Aubrieta 'Red Cascade' `Red Cascade' Rockcress 5 XEBG Aubrieta 'Whitewell Gem' `Whitewell Gem' Purple 4 XEBG Rockcress Balsamorhiza sagittata Arrowleaf Balsam Root 12 XENI, XESI 11

12 Balsamorhiza sagittata Arrowleaf Balsam Root 10 XEPE Baptisia australis Blue False Indigo 1 XEPE Baptisia sphaerocarpa coll. #AIT-005 Yellow False Indigo 1 XENO Berberis thunbergii 'Gentry' Royal Burgundy 'Royal Burgundy Barberry 3 R Berberis thunbergii 'Celeste' Sunjoy Sunjoy Cinnamon Barberry 5 R29 Cinnamon Berberis thunbergii 'Koren' Sunjoy Citrus Sunjoy Citrus Barberry 5 R Berberis thunbergii 'Talago' Sunjoy Gold Sunjoy Gold Beret Barberry 8 R29 Beret Berberis thunbergii 'Maria' Sunjoy Gold Sunjoy Gold Pillar Barberry 1 R29 Pillar Berberis thunbergii 'Maria' Sunjoy Gold Sunjoy Gold Pillar Barberry 5 R29 Pillar Berberis thunbergii 'Kasia' Sunjoy Mini Sunjoy Mini Saffron Barberry 1 Q30 Saffron Berberis thunbergii 'Kasia' Sunjoy Mini Saffron Sunjoy Mini Saffron Barberry 6 R Berberis thunbergii 'Mimi' Sunjoy Mini Salsa Sunjoy Mini Salsa Barberry 1 Q Berberis thunbergii 'Mimi' Sunjoy Mini Salsa Sunjoy Mini Salsa Barberry 6 R Berberis thunbergii 'O' Sunjoy Tangelo Sunjoy Tangelo Barberry 5 R Berberis thunbergii 'Admiration' 'Admiration' Barberry 1 R Berberis thunbergii 'Atropurpurea' Redleaf Barberry 2 U Berberis thunbergii 'Bagatelle' 'Bagatelle' Barberry 2 R Berberis thunbergii 'Concorde' 'Concorde' Dwarf Barberry 1 Q Berberis thunbergii 'Concorde' 'Concorde' Dwarf Barberry 7 R Berberis thunbergii 'Concorde' 'Concorde' Dwarf Barberry 3 R Berberis thunbergii 'Crimson Pygmy' `Crimson Pygmy' Dwarf 3 R29 Redleaf Barberry Berberis thunbergii 'Crimson Pygmy' `Crimson Pygmy' Dwarf 1 V4 Redleaf Barberry Berberis thunbergii 'Crimson Pygmy' `Crimson Pygmy' Dwarf 8 V4 Redleaf Barberry Berberis thunbergii 'Helmond Pillar' 'Helmond Pillar' Barberry 18 R Berberis thunbergii 'Orange Rocket' 'Orange Rocket' Barberry 3 R Berberis thunbergii 'Red Carpet' 'Red Carpet' Barberry 3 R Berberis thunbergii 'Rose Glow' 'Rose Glow' Barberry 3 R Besseya rubra Red Besseya 3 XENI Betula chinensis Chinese Birch 1 T Betula costata Asian Birch 1 S Betula davurica Asian Black Birch 3 R Betula lenta Sweet Birch 1 R Betula nigra River Birch 1 R Betula nigra River Birch 1 R Betula nigra River Birch 1 Q17 12

13 Betula nigra River Birch 3 Q Betula nigra 'Cully' Heritage Heritage River Birch 1 Q Betula nigra 'Cully' Heritage Heritage River Birch 1 Q Betula nigra 'Cully' Heritage Heritage River Birch 2 R Betula nigra 'Cully' Heritage Heritage River Birch 1 R Betula nigra 'Shiloh Splash' 'Shiloh Splash' Variegated 1 R15 River Birch Betula nigra 'Summer Cascade' 'Summer Cascade' River Birch 1 R Betula occidentalis Water Birch 2 Q Betula papyrifera 'Oenci' Renaissance Renaissance Oasis Paper 1 Q26 Oasis Birch Betula papyrifera 'Renci' Renaissance Renaissance Reflection 1 Q26 Refelection Paper Birch Betula papyrifera 'Northern Select' 'Northern Select' Paper Birch 1 Q Betula pendula 'Dalecarlica' Cutleaf Weeping European 3 S8 White Birch Betula pendula 'Filigree Lace' 'Filigree Lace' European White 1 S8 Birch Betula pendula 'Trost' `Trost's Dwarf' European 1 S8 White Birch Betula pendula 'Youngii' Young's European White Birch 1 S Betula platyphylla 'Whitespire' `Whitespire' Birch 1 R Betula pumila American Dwarf Birch 2 Q Betula x 'Royal Frost' `Royal Frost' Redleaf Birch 2 T Bouteloua gracilis Blue Gramma Grass 13 XECA, XEWS Bouteloua gracilis 'Blonde Ambition' 'Blonde Ambition' Blue Grama 16 XEPAN Grass Briza media Quaking Grass 6 XEWN Bromus inermis 'Skinner' 'Skinnner's Gold' Smooth 1 XEWN Brome Buchloe dactyloides Buffalo Grass 300 XEBG Buchloe dactyloides Legacy Legacy Buffalo Grass 588 XEBG Buddleia 'Podaras #5' Flutterby Grande Peach Cobbler Flutterby Grande Peach Cobbler Butterfly Bush 1 P Buddleia 'Podaras #9' Flutterby Flutterby Pink Butterfly 1 P30 Pink Bush Buddleia 'Asian Moon' 'Asian Moon' Butterfly Bush 4 P Buddleia alternifolia 'Argentea' Silver Butterfly Bush 1 V Buddleia davidii Orange-Eye Butterflybush 2 Y Buddleia davidii 'Black Knight' `Black Knight' Butterfly Bush 1 Y2 13

14 Buddleia davidii 'Black Knight' `Black Knight' Butterfly Bush 3 T Buddleia davidii 'Black Knight' `Black Knight' Butterfly Bush 1 P Buddleia davidii 'Moonshadow' `Moonshadow' Butterfly Bush 1 Y Buddleia davidii 'Pink Delight' `Pink Delight' Butterfly Bush 3 T Buddleia davidii 'Summer Rose' `Summer Rose' Butterfly Bush 3 Y Buddleia davidii 'Summer Rose' `Summer Rose' Butterfly Bush 1 Y Buddleia davidii 'White Feathers' 'White Feathers' Butterfly 1 X2 Bush Buddleia sp. Butterfly Bush 1 Y Buddleia sp. Butterfly Bush 2 X2, Y Buxus sempervirens Common Boxwood 5 P Calamagrostis brachytricha Korean Feather Reed Grass 3 Q Calamagrostis brachytricha Korean Feather Reed Grass 10 XENO, XEWN Calamagrostis x acutiflora 'Avalanche' 'Avalanche' Feather Reed Grass 6 XEBG, XESP, XEWN Calamagrostis x acutiflora 'Karl Foerster' `Karl Foerster' Feather Reed Grass 8 XEPE, XEWN, XEWS Calamagrostis x acutiflora 'Karl Foerster' `Karl Foerster' Feather Reed 3 XEBG Grass Calamagrostis x acutiflora 'Overdam' `Overdam' Variegated Feather 6 XEPE, XEWN Reed Grass Callicarpa bodinieri 'Profusion' `Profusion' Beautyberry 2 U Callicarpa dichotoma Purple Beautyberry 5 U Callirhoe involucrata Winecups 1 XEPE Calluna vulgaris 'Allegro' 'Allegro' Scotch Heather 1 HEA Calluna vulgaris 'Amilto' 'Amilto' Scotch Heather 2 HEA Calluna vulgaris 'Con Brio' 'Con Brio' Scotch Heather 1 P Calluna vulgaris 'Crinkly Tuft' 'Crinkly Tuft' Scotch Heather 2 HEA Calluna vulgaris 'Dark Star' 'Dark Star' Scotch Heather 1 P Calluna vulgaris 'Firefly' 'Firefly' Scotch Heather 1 HEA Calluna vulgaris 'Hillbrook Sparkler' 'Hillbrook Sparkler' Scotch 2 HEA01 Heather Calluna vulgaris 'Hoyerhagen' 'Hoyerhagen' Scotch Heather 1 HEA Calluna vulgaris 'Jan Dekker' 'Jan Dekker' Scotch Heather 3 HEA Calluna vulgaris 'Mrs. Ronald Gray' 'Mrs. Ronald Gray' Scotch Heather 4 HEA01 14

15 Calluna vulgaris 'Red Carpet' 'Red Carpet' Scotch Heather 1 HEA Calluna vulgaris 'Red Fred' 'Red Fred' Scotch Heather 2 HEA Calluna vulgaris 'Robert Chapman' 'Robert Chapman' Scotch 1 HEA01 Heather Calluna vulgaris 'Velvet Fascination' 'Velvet Fascination' Scotch 1 HEA01 Heather Calocedrus decurrens Incense Cedar 3 N Calocedrus decurrens Incense Cedar 1 O Calocedrus decurrens Incense Cedar 3 O Calocedrus decurrens 'Aureovariegata' Variegated Incense Cedar 1 N Calycanthus floridus Carolina Allspice 1 R Calycanthus floridus Carolina Allspice 1 T Calylophus lavandulifolius Lavender Leaf Sundrops 3 XEPE Calylophus serrulatus 'Prairie Lode' `Prairie Lode' Shrubby Evening 15 XECA, XEPE Primrose Camassia cusickii White Phase White Cusick's Camas 35 Q21, Q Camassia leichtlinii Giant Camas 10 Q21, Q Camassia quamash Common Camas 450 Q23, XENI Camassia quamash Common Camas 189 Q Camassia quamash Common Camas 90 Q Camassia quamash Common Camas 20 P Camassia quamash Common Camas 18 XENI Campanula rotundifolia Bluebell Bellflower 3 XESI Campsis radicans 'Flamingo' `Flamingo' Trumpet Vine 1 R Campsis radicans 'Flava' Yellow Trumpet Vine 10 R Campsis radicans 'Flava' Yellow Trumpet Vine 1 R Campsis x tagliabuana 'Madame Galen' `Madame Galen' Trumpet 6 R28 Vine Caragana arborescens Siberian Peashrub 20 T Caragana arborescens Siberian Peashrub 12 U Caragana arborescens Siberian Peashrub 38 S3, T Caragana arborescens 'Pendula' Weeping Siberian Peashrub 1 U Caragana arborescens 'Sutherland' `Sutherland' Siberian Pea 5 M34, N34, V9, XEWN Caragana arborescens 'Walker' `Walker' Weeping Siberian 2 V11 Pea Caragana frutex Russian Peashrub 15 W Caragana frutex 'Globosa' `Globosa' Dwarf Siberian Pea 2 XEWN Caragana frutex 'Globosa' `Globosa' Dwarf Siberian Pea 20 W Caragana frutex 'Globosa' `Globosa' Dwarf Siberian Pea 15 XENO 15

16 Caragana microphylla 'Mongolian Silver Spires' 'Mongolian Silver Spires' Pea 1 XEWS Shrub Caragana pygmaea Pygmy Peashrub 20 W Caragana rosea Pink Flowering Siberian Pea 10 W9, XEWN Shrub Carex 'Ice Dance' 'Ice Dance' Variegated Sedge 16 Q Carex conica 'Snowline' 'Snowline' Variegated Sedge 3 R Carex dolichostachya 'Kaga-nishiki' 'Kaga-nishiki' Variegated 16 Q12 Sedge Carex geyeri Elk Sedge 9 XENI Carex riparia 'Variegata' Variegated Pond Sedge 1 R Carex siderosticha 'Banana Boat' 'Banana Boat' Sedge 11 T Carpinus betulus 'JFS-KW1CB' Emerald Emerald Avenue Hornbeam 2 P9 Avenue Carpinus betulus 'Fastigiata' Pyramidal European 3 S10 Hornbeam Carpinus betulus 'Pendula' Weeping Hornbeam 1 S Carpinus caroliniana American Hornbeam 1 R Carpinus caroliniana American Hornbeam 3 R Carpinus caroliniana American Hornbeam 1 R Carpinus caroliniana 'Uxbridge' Rising Fire Rising Fire American 1 Q27 Hornbeam Carpinus turczaninowii Asian Hornbeam 2 W Carpinus turczaninowii Asian Hornbeam 1 W Carpinus turczaninowii Asian Hornbeam 2 X Carya cordiformis Bitternut Hickory 3 P Carya glabra Pignut 3 Q Carya laciniosa Shellbark Hickory 3 Q Carya ovata Shagbark Hickory 4 Q Carya tomentosa Mockernut 3 P Castanea dentata American Chestnut 1 T Castanea mollissima Chinese Chestnut 2 T Castanea sp. Chestnut 2 U Castilleja integra Wholeleaf Indian Paintbrush 1 XESI Castilleja miniata Scarlet Indian Paintbrush 10 XENI Castilleja miniata Scarlet Indian Paintbrush 3 XENI Castilleja miniata Scarlet Indian Paintbrush 4 XENI Castilleja miniata Scarlet Indian Paintbrush 20 XENI Castilleja miniata Scarlet Indian Paintbrush 3 XENI Castilleja miniata Scarlet Indian Paintbrush 4 XENI Castilleja miniata Scarlet Indian Paintbrush 12 XENI Castilleja miniata Scarlet Indian Paintbrush 5 XENI Castilleja miniata Scarlet Indian Paintbrush 8 XENI Catalpa speciosa Northern Catalpa 1 U14 16

17 Catalpa speciosa 'Hiawatha 2' Heartland Heartland Catalpa 2 U Catalpa x erubescens 'Purpurea' Purple Leaf Catalpa 1 U Ceanothus sanguineus Red Stem Ceanothus 1 XENI Ceanothus velutinus Snowbrush 4 XENI Cedrus atlantica 'Glauca Pendula' Weeping Blue Atlas Cedar 1 S Cedrus brevifolia Cyprus Cedar 1 S Cedrus libani Cedar of Lebanon 1 Q Cedrus libani 'Eugene' `Eugene' Cedar of Lebanon 1 S Cedrus libani 'Pendula' Weeping Cedar of Lebanon 1 S Celtis bungeana Bunge Hackberry 2 V Celtis bungeana Bunge Hackberry 1 V Celtis occidentalis Hackberry 1 Q Celtis occidentalis Hackberry 3 Q Celtis occidentalis Hackberry 1 Q Celtis occidentalis 'JFS-KSU1' Prairie Sentinel Prairie Sentinel Hackberry 1 U Celtis occidentalis x laevigata 'Magnifica' 'Magnifica' Hackberry 1 Q Celtis reticulata Netleaf Hackberry 1 XEWS Centaurea montana 'Black Sprite' 'Black Sprite' Perennial 4 P30 Bachelor's Button Centaurea montana 'Black Sprite' 'Black Sprite' Perennial 3 P30 Bachelor's Button Centranthus ruber Jupiter's Beard 31 P Cephalanthus occidentalis Buttonbush 10 R13, R Ceratoides latens Winterfat 3 P32, XEWN Ceratostigma plumbaginoides Plumbago 48 V Cercis canadensis Eastern Redbud 1 R Cercis canadensis Eastern Redbud 1 Q Cercis canadensis Eastern Redbud 1 R Cercis canadensis 'Alba' White-flowered Eastern 1 R28 Redbud Cercis canadensis var. texensis 'Oklahoma' 'Oklahoma' Redbud 1 R Cercis occidentalis Western Redbud 1 SHATTUCK Cercocarpus ledifolius Curlleaf Mountain Mahogany 1 XEWS Cercocarpus montanus True Mountain Mahogany 5 XESI, XEWS Cercocarpus sp. Mountain Mahogany 2 P Chaenomeles 'Jet Trail' 'Jet Trail' Flowering Quince 10 S Chaenomeles 'Texas Scarlet' 'Texas Scarlet' Flowering Quince 10 S4 17

18 Chaenomeles speciosa 'Contorta' Contorted Flowering Quince 1 T Chaenomeles speciosa 'Toyo-Nishiki' `Toyo-Nishiki' Flowering 6 T6 Quince Chamaebatiaria millefolium Fernbush 1 XEWS Chamaecyparis lawsoniana Lawson False Cypress 1 N Chamaecyparis lawsoniana Lawson False Cypress 1 N Chamaecyparis nootkatensis Alaska Yellow Cedar 1 M Chamaecyparis nootkatensis Alaska Yellow Cedar 3 M Chamaecyparis nootkatensis 'Aurea' Golden Alaska Cedar 1 M Chamaecyparis nootkatensis 'Pacific Arrow' Weeping Alaska Cedar 2 M Chamaecyparis nootkatensis 'Strict Weeping' 'Strict Weeping' Weeping 1 O25 Alaskan Cedar Chamaecyparis obtusa 'Filicoides' Fern Spray Hinoki Cypress 1 R Chamaecyparis obtusa 'Nana Gracilis' 'Nana Gracilis' Dwarf Hinoki 1 R11 Cypress Chamaecyparis obtusa 'Nana Lutea' 'Nana Lutea' Dwarf Hinoki 1 R11 Cypress Chamaecyparis pisifera 'Cream Ball' 'Cream Ball' Sawara Cypress 2 R Chamaecyparis pisifera 'Filifera' Threadbranch Sawara Cypress 1 R Chamaecyparis pisifera 'Filifera Aureovariegata' Golden Variegated 1 R11 Threadbranch Cypress Chamaecyparis pisifera 'Golden Pincushion' 'Golden Pincushion' Sawara 1 R11 Cypress Chamaecyparis pisifera 'Squarrosa Intermedia' `Squarrosa Intermedia' 1 R11 Sawara Cypress Chamaecyparis pisifera 'Sungold' 'Sungold' Threadbranch 3 R11 Sawara Cypress Chamaecyparis pisifera 'White Pygmy' 'White Pygmy' Sawara Cypress 1 R Chamaecyparis thyoides White Cedar 4 Q Chasmanthium latifolium Northern Sea Oats 12 T Chelone lyonii 'Hot Lips' 'Hot Lips' Turtlehead 18 P Chionanthus virginicus White Fringetree 2 U Chionodoxa forbesii Glory of the Snow 3 XEPE Chrysothamnus nauseosus Rubber Rabbitbrush 4 XESI, XEWS Cladrastis lutea Yellow-wood 1 T Clarkia pulchella Clarkia 5 XENI Clematis 'Alba Luxurians' 'Alba Luxurians' Clematis 1 R Clematis 'Constance' 'Constance' Clematis 1 Q8 18

19 Clematis 'Etoile Violette' 'Etoile Violette' Clematis 1 Q Clematis 'Frances Rivis' 'Frances Rivis' Clematis 1 R Clematis 'Gipsy Queen' 'Gipsy Queen' Clematis 1 R Clematis 'Jackmanii' 'Jackmanii' Clematis 1 R Clematis 'Kermesina' 'Kermesina' Clematis 1 R Clematis 'M Koster' 'M Koster' Clematis 1 R Clematis 'Madame Edouard André' 'Madame Edouard André' Clematis 1 R Clematis 'Mrs Cholmondeley' 'Mrs. Cholmondeley' Clematis 1 Q Clematis 'Polish Spirit' 'Polish Spirit' Clematis 1 R Clematis 'Prince Charles' 'Prince Charles' Clematis 1 Q Clematis 'Purpurea Plena Elegans' 'Purpurea Plena Elegans' 1 R7 Clematis Clematis 'Star of India' 'Star of India' Clematis 1 R Clematis 'The President' 'The President' Clematis 1 R Clematis 'Venosa Violacea' 'Venosa Violacea' Clematis 1 Q Clematis 'Venosa Violacea' 'Venosa Violacea' Clematis 1 R Clematis 'Walenburg' 'Walenburg' Clematis 1 R Clematis alpina 'Red Beetroot Beauty' 'Red Beetroot Beauty' 1 R6 Clematis Clematis alpina 'Stolwijk Gold' 'Stolwijk Gold' Clematis 1 Q Clematis columbiana Columbian Clematis 5 Q Clematis hexapetala Asian Clematis 1 S Clematis integrifolia Solitary Clematis 6 R Clematis integrifolia 'Alba' 'Alba' Shrubby Clematis 3 R Clematis ligusticifolia Western Clematis 3 N Clematis mandshurica Manchurian Ground Clematis 2 S Clematis recta 'Purpurea' Purple Leaf Clematis 1 R Clematis tangutica Golden Bells Clematis 1 R Clematis tangutica Golden Bells Clematis 1 R Clematis vitalba Traveler's Joy 1 R Clematis x diversifolia 'Olgae' 'Olgae' Shrubby Clematis 3 R Clematis x diversifolia 'Sizaia Ptitsa' 'Sizaia Ptitsa' Shrubby 1 R7 Clematis Clethra alnifolia Summersweet 3 Q Clethra alnifolia 'Hummingbird' `Hummingbird' Pink 1 Q23 Summersweet Clethra alnifolia 'Rosea' Pink Summersweet 2 Q Colchicum sp. Autumn Crocus 47 L33, T10, XESP Collomia grandiflora Large-flowered Collomia 9 XENI Convallaria majalis Lily-of-the-valley 40 R Coreopsis 'L BANG ' LI LI'L BANG 'Red Elf' Tickseed 8 P29 19

20 Coreopsis verticillata 'Zagreb' 'Zagreb' Threadleaf Coreopsis 47 P Coreopsis x 'Cosmic Eye' 'Cosmic Eye' Coreopsis 3 XENO Cornus alternifolia Pagoda Dogwood 1 Q Cornus alternifolia 'Argentea' Variegated Pagoda Dogwood 1 Q Cornus amomum Silky Dogwood 3 Q Cornus canadensis Bunchberry 10 Q Cornus controversa 'June Snow' `June Snow' Giant Dogwood 1 T Cornus florida 'Prairie Pink' 'Prairie Pink' Dogwood 1 U Cornus kousa 's Gold ' Champion Champion's Gold Korean 2 T5 Dogwood Cornus kousa 'Schmred' Heart Throb Heart Throb Korean 1 T5 Dogwood Cornus kousa 'Samzam' Samaritan Samaritan Korean Dogwood 1 T Cornus kousa 'Satomi' 'Satomi' Korean Dogwood 1 T Cornus kousa 'Summer Fun' 'Summer Fun' Korean 2 T5 Dogwood Cornus kousa 'Summer Gold' 'Summer Gold' Korean 2 T5 Dogwood Cornus kousa x nuttallii 'KN 43' Starlight Starlight Hybrid Dogwood 1 T Cornus mas Cornelian-Cherry 3 P Cornus nuttallii Pacific Dogwood 3 P17, SHATTUCK Cornus sericea Red Osier Dogwood 3 P Cornus sericea 'Flaviramea' Yellowtwig Dogwood 1 P Cornus sericea 'Flaviramea' Yellowtwig Dogwood 1 P Cornus sericea 'Flaviramea' Yellowtwig Dogwood 1 P Cornus sericea var. sericea Red Osier Dogwood 1 P Cornus sericea var. sericea Red Osier Dogwood 2 P Corylus americana American Filbert 3 R Corylus americana American Filbert 5 R Corylus avellana 'Contorta' Curly European Filbert 1 S Corylus colurna Tree Filbert 1 S Corylus colurna Tree Filbert 1 S Corylus cornuta Beaked Filbert 5 P17, SHATTUCK Corylus maxima 'Rote Zeller' Red Leaf Filbert 1 T Cotinus coggygria Common Smoketree 3 U Cotinus coggygria Common Smoketree 1 U Cotinus coggygria 'Ancot' Golden Spirit Golden Spirit Smoketree 3 S3, T Cotinus obovatus American Smoketree 1 R Cotinus x 'Grace' `Grace' Hybrid Smoketree 2 U Cotoneaster 'Hessei' 'Hessei' Cotoneaster 18 S5 20

21 Cotoneaster acutifolius Peking Cotoneaster 3 XEWN Cotoneaster apiculatus Cranberry Cotoneaster 18 S Cotoneaster cashmiriensis Cashmere Cotoneaster 2 S Cotoneaster dammeri 'Coral Beauty' 'Coral Beauty' Cotoneaster 18 S Cotoneaster dammeri 'Moon Creeper' 'Mooncreeper' Cotoneaster 26 S Cotoneaster horizontalis Rock Cotoneaster 23 S5, Y Cotoneaster horizontalis 'Tom Thumb' 'Tom Thumb' Rock 26 S5 Cotoneaster Cotoneaster horizontalis 'Tom Thumb' 'Tom Thumb' Rock 5 V4 Cotoneaster Cotoneaster lucidus Hedge Cotoneaster 11 S5, Y Cotoneaster nitens Few-flowered Cotoneaster 1 R Cotoneaster procumbens 'Gerald' Little Dipper Little Dipper Cotoneaster 11 S Cotoneaster salicifolius 'Scarlet Leader' 'Scarlet Leader' Willow Leaf 26 S5 Cotoneaster Cotoneaster sikangensis Sikangensis Cotoneaster 1 R Cotoneaster splendens Splendens Cotoneaster 2 S Cotula sp. 'Tiffindell Gold' Creeping Gold Buttons 1 XEPE Cotula sp. 'Tiffindell Gold' Creeping Gold Buttons 6 XENO Cowania stansburiana Cliff Rose 1 XEWN Crataegus crus-galli Cockspur Hawthorn 3 R Crataegus crus-galli 'Inermis' Thornless Cockspur Hawthorn 1 Q Crataegus crus-galli 'Inermis' Thornless Cockspur Hawthorn 1 R Crataegus douglasii Black Hawthorn 1 P Crataegus douglasii Black Hawthorn 1 O Crataegus douglasii Black Hawthorn 3 XENI Crataegus laevigata 'Crimson Cloud' `Crimson Cloud' Hawthorn 1 Q Crataegus laevigata 'Paul' `Paul's Scarlet' Hawthorn 1 N Crataegus laevigata 'Paul' `Paul's Scarlet' Hawthorn 1 Q Crataegus mollis Downy Hawthorn 1 R Crataegus mollis Downy Hawthorn 1 R Crataegus monogyna 'Inermis Compacta' Dwarf English Hawthorn 1 R Crataegus phaenopyrum Washington Hawthorn 2 Q Crataegus phaenopyrum Washington Hawthorn 1 N Crataegus phaenopyrum Washington Hawthorn 1 R Crataegus sanguinea 1 U Crataegus x lavallei Lavalle Hawthorn 1 R Crataegus x mordenensis 'Snowbird' `Snowbird' Hybrid Hawthorn 1 R Crataegus x mordenensis 'Toba' `Toba' Hybrid Hawthorn 1 R Cupressus bakeri Baker Cypress 2 XENO, XEWN 21

22 Cytisus purgans Spanish Gold Spanish Gold Hardy Broom 1 XEWS Daphne mezereum February Daphne 1 U Dasiphora fruticosa Shrubby Cinquefoil 3 P Deschampsia caespitosa Tufted Hair Grass 10 Q Deschampsia caespitosa Tufted Hair Grass 14 XENI Deutzia scabra 'Godsall Pink' `Godsall Pink' Deutzia 5 T Deutzia scabra 'Pink Pom Pom' `Pink Pom Pom' Deutzia 1 T Deutzia x hybrida 'Contraste' `Contraste' Hybrid Deutzia 3 T Deutzia x hybrida 'Magician' `Magician' Hybrid Deutzia 3 T Deutzia x hybrida 'Mont Rose' `Mont Rose' Hybrid Deutzia 3 T Dianthus 'Ruby Sparkles' 'Ruby Sparkles' Dianthus 5 XESP Dianthus amurensis Amur Pink 6 XESP Dianthus petraeus ssp. noeanus White Fringed Dianthus 11 XENO, XEPAN, XEPE Dianthus simulans Cushion Dianthus 3 XEPE Dicentra spectabilis Bleeding Heart 6 T Dictamnus albus 'Albiflorus' White Gas Plant 7 P Digitalis thapsi 'Spanish Peaks' 'Spanish Peaks' Foxglove 11 XENO, XEPE Diospyros virginiana American Persimmon 2 R Echinacea 'All That Jazz' 'All That Jazz' Purple 4 XENO Coneflower Echinacea 'Cheyenne Spirit' 'Cheyennne Spirit' Coneflower 7 XEPE Echinacea pallida Coneflower 36 Q Echinacea purpurea Purple Coneflower 20 XEPE Echinacea purpurea 'Green Envy' 'Green Envy' Coneflower 3 XENO Echinacea purpurpea 'Lucky Star' 'Lucky Star' Coneflower 3 XENO Echinacea x 'Hot Papaya' 'Hot Papaya ' Coneflower 5 XEPE Echinodorus cordifolius Texas Mud Baby 1 R Echinops ritro Small Globe Thistle 1 XENO Echinops ritro ssp. ruthenicus 'Platinum Blue' 'Platinum Blue' Globe Thistle 1 XEBG Echium amoenum Red Feathers 3 XENO Elaeagnus angustifolia Russian Olive 1 S Elaeagnus angustifolia Russian Olive 2 Y Elaeagnus angustifolia Russian Olive 5 W4, X4, Y Elaeagnus angustifolia Russian Olive 2 S Elaeagnus angustifolia Russian Olive 8 S Elaeagnus angustifolia Russian Olive 2 X Elaeagnus angustifolia Russian Olive 2 S Elaeagnus angustifolia Russian Olive 2 W Elaeagnus angustifolia Russian Olive 1 W Elaeagnus umbellata Autumn Elaeagnus 9 U Eleutherococcus sessiliflorus Asian Ginseng 4 S7 22

23 Eleutherococcus sieboldianus Fiveleaf Aralia 1 T Elymus cinereus Great Basin Wild Rye 3 XEPE Elymus cinereus Great Basin Wild Rye 1 XEWS Elymus cinereus Great Basin Wild Rye 13 Q22, XENI Elymus cinereus Great Basin Wild Rye 3 XESI Elymus cinereus Great Basin Wild Rye 13 XENO Elymus cinereus Great Basin Wild Rye 3 XESI Elymus glaucus Blue Wildrye 34 XEPE, XEWN Elymus glaucus Blue Wildrye 9 XENI Elymus glaucus Blue Wildrye 3 XEWS Elytrigia elongata 'Jose Select' `Jose Select' Tall Wheatgrass 1 XEPE Ephedra minuta Miniature Joint Fir 9 XECA, XEWN Ephedra nevadensis Nevada Tea 2 XEWN Ephedra regeliana Joint Fir 9 XECA, XEWS Ephedra viridis Mormon Tea 1 XEWS Epilobium canum ssp. garrettii Garrett's Firechalice 1 XEPE Eremurus Spring Valley Hybrids Spring Valley Hybrids Foxtail 12 Q29 Lily Eremurus Spring Valley Hybrids Spring Valley Hybrids Foxtail 5 XENO Lily Eremurus 'Ellewesiana Alba' 'Ellewesiana Alba' Foxtail Lily 3 XENO Eremurus 'Lemon Meringue' 'Lemon Meringue' Foxtail Lily 3 XENO Eremurus 'Pretty in Pink' 'Pretty in Pink' Foxtail Lily 3 XEPE Eremurus 'White Beauty' 'White Beauty' Foxtail Lily 2 XENO Eremurus stenophyllus ssp. Foxtail Lily 2 XEPAN stenophyllus Eremurus stenophyllus ssp. Foxtail Lily 2 XENO stenophyllus Eremurus x isabellinus Shelford Hybrids Shelford Hybrid Foxtail Lily 2 XENO Eremurus x isabellinus Shelford Hybrids Shelford Hybrid Foxtail Lily 6 XENO, XEPE Eremurus x isabellinus 'Cleopatra' 'Cleopatra' Foxtail Lily 2 XENO Erica arborea 'Estrella Gold' 'Estrella Gold' Tree Heath 3 P Erica carnea 'Golden Starlet' 'Golden Starlet' Winter Heath 2 HEA Erica carnea 'John Pook' 'John Pook' Winter Heath 2 HEA Erica carnea 'March Seedling' 'March Seedling' Winter 3 HEA02 Heath Erica vagans 'Carnea' 'Carnea' Cornish Heath 1 HEA Erica x darleyensis 'Ada S. Collings' 'Ada S. Collings' Hybrid Heather 1 P30 23