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Master Index

Scirpus
     polyphyllus

     rubricosus
     rubrotinctus
     ×peckii (pro sp.) [atrocinctus × atrovirens × pedicellatus]
Scleranthus
     annuus

     annuus ssp. annuus
Scleroderma citrinum
Scorpion weed (Phacelia crenulata)
Scorpiontail (Heliotropium angiospermum)
Scotch
     Broom (Cytisus scoparius)

     Moss (Sagina subulata ‘Aurea’)
     Pine (Pinus sylvestris ‘Hillside Creeper’)
     Pine (Pinus sylvestris)
Scots Pine (Pinus sylvestris)
Scouring-rush, Dwarf (Equisetum scirpoides)
Screwbean Mesquite (Prosopis pubescens)
Screwpine (Pandanus tectorius)
Screwpine,
     Common (Pandanus utilis)

     Tahitian (Pandanus tectorius)
Scrophularia
     lanceolata

     leporella
     occidentalis
     pectinata
Scrub
     Oak (Quercus ilicifolia)

     Oak (Quercus macrocarpa)
Scrubby Camphorweed (Pluchea rosea)
Scutellaria
Scutellaria
     epilobiifolia

     galericulata
     galericulata ssp. pubescens
     galericulata var. epilobiifolia
     galericulata var. pubescens
     serrata
Sea
     Fig (Carpobrotus chilensis)

     Grape (Coccoloba uvifera)
     Grape (Ephedra distachya)
     Onion (Urginea maritima)
     Oxeye (Borrichia frutescens)
     Pea (Lathyrus japonicus)
     Pink (Armeria maritima)
     Purslane (Sesuvium portulacastrum)
     Rocket (Cakile edentula)
     Thrift (Armeria maritima)
     Vetchling (Lathyrus japonicus)
Sea-blite, Northern (Suaeda calceoliformis)
Seabeach Sandwort (Honckenya peploides)
Seal, Solomon’s (Polygonatum odoratum)
Seapink, Thrift (Armeria maritima)
Seaside
     Crowfoot (Ranunculus cymbalaria)

     Goldenrod (Solidago sempervirens)
Securigera varia
Sedge
     (Carex plantaginea)

     (Carex ‘Ice Dance’)
     (Carex)
Sedge,
     Appalachian (Carex appalachica)

     Barberpole (Scirpus microcarpus)
     Black (Carex nigra)
     Bladder (Carex intumescens)
     Broadleaved (Carex platyphylla)
     Drooping (Carex crinita)
     Fringed (Carex crinita)
     Lenticular (Carex lenticularis)
     Long-haired (Carex crinita)
     Nodding (Carex gynandra)
     Oval (Carex ovalis)
     Plantain-leaf (Carex plantaginea)
     Sallow (Carex lurida)
     Shallow (Carex lurida)
     Star (Carex echinata)
     Swollen (Carex intumescens)
     Three-way (Dulichium arundinaceum)
     Tussock (Carex stricta)
     Umbrella (Cyperus strigosus)
     Vernal (Carex caryophyllea)
     Woolly (Carex pellita)
Sedum
Sedum
     (Hylotelephium spectabile ‘Autumn Joy’)

     (Sedum spectabile cv.)
     (Sedum ‘Autumn Joy’)
Sedum
     japonicum var. senanense

     nevii
     rosea
     rosea var. roanense
     roseum var.
     roseum var. roanense var.
     rupestre ‘Angelina’
     spectabile cv.
     ‘Autumn Joy’
Sego Lily (Calochortus nuttallii)
Selenicereus macdonaldiae
Selfheal, Common (Prunella vulgaris)
Sempervivum sp.
Senecio (Senecio ‘Kilimanjaro’)
Senecio
     anonymus

     balsamitae
     crawfordii
     gaspensis
     gaspensis var. firmifolius
     glabellus
     lobatus
     obovatus
     obovatus var. elliottii
     obovatus var. rotundus
     pauperculus
     pauperculus var. balsamitae
     pauperculus var. crawfordii
     pauperculus var. firmifolius
     pauperculus var. neoscoticus
     pauperculus var. praelongus
     pauperculus var. thompsoniensis
     plattensis
     pseudotomentosus
     rotundus
     serpens
     smallii
     tweedyi
     ‘Kilimanjaro’
Senna
     armata

     hebecarpa
     hebecarpa var. longipila
     mexicana var. chapmanii
     phyllodinea
Senna, Spiny (Senna armata)
Sensitive Fern (Onoclea sensibilis)
Sequoia
     gigantea

     sempervirens
     wellingtonia
Sequoia,
     Giant (Sequoia sempervirens)

     Giant (Sequoiadendron giganteum)
Sequoiadendron giganteum
Serapias helleborine
Sericea Lespedeza (Lespedeza cuneata)
Sericocarpus asteroides
Serratula arvensis
Serviceberry, Clumping (Amelanchier canadensis ‘Lamarckii’)
Sessile Bellwort (Uvularia sessilifolia)
Sessile-leaved Bellwort (Uvularia sessilifolia)
Sesuvium portulacastrum
Setaria
     faberi

     pumila
     viridis
Seven-angle Pipewort (Eriocaulon aquaticum)
Seven-sisters Rose (Rosa multiflora)
Seven-son Flower (Heptacodium miconioides)
Seychelles Stilt Palm (Verschaffeltia splendida)
Señita Cactus (Pachycereus schottii)
Shadbush
     (Amelanchier canadensis ‘Lamarckii’)

     (Amelanchier canadensis)
Shagbark Hickory (Carya ovata)
Shaggy
     Manes (Coprinus comatus)

     Soldier (Galinsoga quadriradiata)
Shallow Sedge (Carex lurida)
Shamrock,
     False (Oxalis triangularis)

     Purple (Oxalis triangularis)
     Wood (Oxalis montana)
Shank, Rooting (Xerula radicata)
Sharp Rush (Juncus acutus)
Sharp-leaved Aster (Oclemena acuminata)
Sharp-lobed Hepatica (Hepatica nobilis var. acuta)
Shasta Daisy (Leucanthemum × superbum)
Shaw’s Agave (Agave shawii)
Sheep
     Laurel (Kalmia angustifolia)

     Laurel (Kalmia latifolia)
     Sorrel (Rumex acetosella)
Sheepberry (Viburnum lentago)
Shelf,
     Sulphur (Laetiporus conifericola)

     Sulphur (Laetiporus gilbertsonii)
     Sulphur (Laetiporus sulphureus)
Shell Ginger (Alpinia zerumbet)
Shellflower (Chelone glabra)
Shepherdia argentea
Shepherd’s-purse (Capsella bursa-pastoris)
Shield, Persian (Strobilanthes dyerianus)
Shin Dagger (Agave lechuguilla)
Shining
     Bur Sedge (Carex intumescens)

     Sumac (Rhus copallinum)
Shinleaf (Pyrola elliptica)
Shinleaf,
     Common (Pyrola elliptica)

     Rounded (Pyrola americana)
Shinners’ Three-awned Grass (Aristida dichotoma)
Shoe-string Acacia (Acacia stenophylla)
Shooting Star (Dodecatheon pulchellum)
Shorthusk, Bearded (Brachyelytrum erectum)
Shortia galacifolia
Shortleaf Fig (Ficus citrifolia)
Shotweed (Cardamine hirsuta)
Showy
     Aster (Eurybia spectabilis)

     Four O’clock (Mirabilis multiflora)
     Goat’s-beard (Tragopogon lamottei)
     Goldenrod (Solidago speciosa)
     Orchis (Galearis spectabilis)
     Skullcap (Scutellaria serrata)
     Tick Trefoil (Desmodium canadense)
Shrimp Bush (Justicia brandegeana)
Shrimp, Red (Justicia brandegeana)
Shrooms (Psilocybe cubensis)
Shrub
     Verbena (Lantana camara cv.)

     Verbena (Lantana × ‘Pink Caprice’)
Shrub,
     Bird-of-paradise (Caesalpinia gilliesii)

     Sweet (Calycanthus floridus)
Shrub, Tallow (Myrica cerifera)
Shrubby Cinquefoil (Dasiphora fruticosa ssp. floribunda)
Sibbaldiopsis tridentata
Siberian
     Alder (Alnus viridis)

     Dogwood (Cornus alba ‘Bailhalo’)
     Squill (Scilla siberica)
Sicyos lobata
Sideroxylon
     celastrinum

     salicifolium
Siebold Viburnum (Viburnum sieboldii)
Sierra
     Boykinia (Boykinia major)

     Redwood (Sequoiadendron giganteum)
Silene
     alba

     flos-cuculi
     latifolia
     latifolia ssp. alba
     pratensis
     virginica
Silk Floss Tree (Ceiba speciosa)
Silktree (Albizia julibrissin)
Silktree,
     Persian (Albizia julibrissin)

     Pink (Albizia julibrissin)
Silkweed, Swamp (Asclepias incarnata)
Silky
     Beach Pea (Lathyrus littoralis)

     Bush Clover (Lespedeza cuneata)
     Dogwood (Cornus obliqua)
     Net Bush (Calothamnus villosus)
Silly False Pine (Preposterosus towerus var. pseudopinus)
Silphium perfoliatum
Silver
     Birch (Betula papyrifera)

     Buffaloberry (Shepherdia argentea)
     Cassia (Senna phyllodinea)
     Dollar Fern (Rumohra adiantiformis)
     Dollars (Lunaria annua)
     Leaf Tree (Leucadendron argenteum)
     Maple (Acer saccharinum)
     Speedwell (Veronica spicata ssp. incana)
     Thicket (Euphorbia stenoclada)
     Tree (Leucadendron argenteum)
     and Gold Red Osier Dogwood (Cornus sericea ‘Silver and Gold’)
Silver-leaved Cinquefoil (Potentilla argentea)
Silverbeet (Beta vulgaris ssp. cicla)
Silverbell, Carolina (Halesia tetraptera)
Silverberry,
     Ebbing’s (Elaeagnus × ebbingei ‘Gilt Edge’)

     Japanese (Elaeagnus umbellata)
Silvergrass, Chinese (Miscanthus sinensis)
Silverleaf
     Maple (Acer saccharinum)

     Mountain Mint (Pycnanthemum incanum)
Silverline Locoweed (Astragalus tephrodes)
Silverrod (Solidago bicolor)
Silversword, Haleakalā (Argyroxiphium sandwicense ssp. macrocephalum)
Silverweed
     (Argentina anserina)

     (Argentina egedii)
     Cinquefoil (Argentina anserina)
Silverweed, Eged’s (Argentina egedii)
Silwerboom (Leucadendron argenteum)
Simarouba glauca
Simmondsia
     californica

     chinensis
Simpler’s Joy (Verbena hastata)
Simpson’s Grape (Vitis cinerea var. floridana)
Sinapis
     alba

     juncea
Single-spored Map Lichen (Rhizocarpon disporum)
Singleleaf Piñon (Pinus monophylla)
Sinningia speciosa
Sisymbrium
     alliaria

     linearifolium
     officinale
     officinale var. leiocarpum
Sisyrinchium
     angustifolium

     arenicola
     bermudiana
     fuscatum
     graminoides
     idahoense
     incrustatum
     intermedium
     mucronatum
     rufipes
Sitka
     Alder (Alnus viridis)

     Spruce (Picea sitchensis)
Skimmia japonica
Skimmia, Japanese (Skimmia japonica)
Skullcap,
     Allegheny (Scutellaria serrata)

     Common (Scutellaria galericulata)
     Hooded (Scutellaria galericulata)
     Marsh (Scutellaria galericulata)
     Showy (Scutellaria serrata)
Skunk
     Cabbage (Symplocarpus foetidus)

     Meadowrue (Thalictrum revolutum)
     Spruce (Picea glauca)
Sky Blue Aster (Symphyotrichum oolentangiense)
Slash Pine (Pinus elliottii)
Sleder Glasswort (Salicornia depressa)
Slender
     Blue Flag (Iris prismatica)

     Bush Clover (Lespedeza virginica)
     Fragrant Goldenrod (Euthamia caroliniana)
     Glasswort (Salicornia depressa)
     Goldentop (Euthamia caroliniana)
     Mannagrass (Glyceria melicaria)
     Rush (Juncus tenuis)
     Speedwell (Veronica filiformis)
     Toothwort (Cardamine angustata)
     Vetch (Vicia tetrasperma)
     Willow Herb (Epilobium ciliatum)
Slime Mold (Physarum polycephalum)
Slipper Plant (Pedilanthus macrocarpus)
Slipper, Lady’s (Cypripedium acaule)
Small
     Broomrape (Orobanche minor)

     Celandine (Ranunculus ficaria)
     Cranberry (Vaccinium oxycoccos)
     Hop Clover (Trifolium dubium)
     Purple Fringed Orchid (Platanthera psycodes)
     Spotted Sandmat (Chamaesyce vermiculata)
     White Aster (Symphyotrichum racemosum)
     Yellow Lady’s Slipper (Cypripedium parviflorum var. parviflorum)
     Yellow Onion (Allium flavum)
Small-flowered
     Agalinis (Agalinis paupercula)

     Agrimony (Agrimonia parviflora)
     Fiddleneck (Amsinckia menziesii var. intermedia)
     White Aster (Symphyotrichum racemosum)
Small-headed Sunflower (Helianthus microcephalus)
Smallflower
     Agave (Agave parviflora)

     Century Plant (Agave parviflora)
Small’s Ragwort (Packera anonyma)
Smartweed,
     Carey’s (Polygonum careyi)

     Dock-leaved (Polygonum lapathifolium)
     Nodding (Polygonum lapathifolium)
     Pale (Polygonum lapathifolium)
     Pennsylvania (Polygonum pensylvanicum)
     Water (Polygonum amphibium)
Smelling Stick (Sassafras albidum)
Smilacina
     ciliata

     flexicaulis
     racemosa
     racemosa var. cylindrata
     racemosa var. lanceolata
     racemosa var. typica
Smilax [Genus]
Smilax
     bona-nox

     bona-nox var. exauriculata
     bona-nox var. hastata
     bona-nox var. hederifolia
     herbacea
     megacarpa
     rotundifolia
     rotundifolia var. crenulata
     rotundifolia var. quadrangularis
     walteri
Smirnow Rhododendron (Rhododendron smirnowii)
Smock, Lady’s (Cardamine pratensis)
Smoke Tree (Psorothamnus spinosus)
Smoke, Prairie (Geum triflorum)
Smokethorn
     (Psorothamnus spinosus)

     Dalea (Psorothamnus spinosus)
Smoketree, American (Cotinus obovatus)
Smoky-eye Boulder Lichen (Porpidia albocaerulescens)
Smooth
     Alder (Alnus serrulata)

     Bedstraw (Galium mollugo)
     Beggartick (Bidens laevis)
     Bidens (Bidens laevis)
     Black Sedge (Carex nigra)
     Blackhaw (Viburnum prunifolium)
     Blue American-aster (Symphyotrichum laeve)
     Blue Aster (Symphyotrichum laeve)
     Bur Marigold (Bidens laevis)
     Carrion Flower (Smilax herbacea)
     Chain-fruit Cholla (Cylindropuntia fulgida var. fulgida)
     Gerardia (Agalinis purpurea)
     Goldenrod (Solidago gigantea)
     Herbaceous Greenbrier (Smilax herbacea)
     Hydrangea (Hydrangea arborescens ‘Dardom’)
     Mountain Prickly Pear (Opuntia ficus-indica)
     Prickly Pear (Opuntia ficus-indica)
     Rock Tripe (Umbilicaria mammulata)
     Solomon's Seal (Polygonatum biflorum)
     Solomon’s-seal (Polygonatum biflorum)
     Sumac (Rhus glabra)
     Trailing Bush-clover (Lespedeza repens)
Snail-seed Pondweed (Potamogeton bicupulatus)
Snake
     Aloe (Aloe broomii)

     Cactus (Echinocereus pensilis)
Snake-head (Chelone glabra)
Snakeberry
     (Actaea rubra)

     (Clintonia borealis)
Snakeroot,
     Black (Actaea racemosa var. racemosa)

     Black (Actaea racemosa)
     Canadian (Asarum canadense)
     Lesser (Ageratina aromatica)
     Sticky (Ageratina adenophora)
     White (Ageratina altissima ‘Chocolate’)
     White (Ageratina altissima)
Snakeweed (Gutierrezia sarothrae)
Snakeweed, Sticky (Gutierrezia microcephala)
Snapdragon (Antirrhinum)
Snapweed (Cardamine hirsuta)
Sneezeweed,
     Common (Helenium autumnale)

     Southeastern (Helenium pinnatifidum)
Snow Melanthera (Melanthera nivea)