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Master Index

Witchelder, Mountain (Fothergilla major)
Witchhazel,
     American (Hamamelis virginiana)

     Ozark (Hamamelis vernalis)
     Vernal (Hamamelis vernalis)
Witch’s
     Butter (Dacrymyces palmatus)

     Butter (Tremella aurantia)
Withe-rod (Viburnum nudum var. cassinoides)
Witherod (Viburnum nudum var. cassinoides)
Witherod, Naked (Viburnum nudum var. cassinoides)
Witteboom (Leucadendron argenteum)
Wolf Lichen (Letharia vulpina)
Wolfberry (Symphoricarpos occidentalis)
Wolf’s
     Cholla (Cylindropuntia wolfii)

     Opuntia (Cylindropuntia wolfii)
Woman’s Tobacco (Antennaria plantaginifolia)
Wood
     Anemone (Anemone quinquefolia)

     Fern (Dryopteris clintoniana × goldiana)
     Geranium (Geranium maculatum)
     Lily (Lilium philadelphicum)
     Nettle (Laportea canadensis)
     Shamrock (Oxalis montana)
     Sorrel (Oxalis montana)
Wood,
     Bullet (Mimusops elengi)

     Cinnamon (Sassafras albidum)
Wood-Sorrel, Yellow (Oxalis stricta)
Wood-fern, Boot’s (Dryopteris bootii)
Woodbine (Lonicera sempervirens)
Woodfern, Spinulose (Dryopteris carthusiana)
Woodland
     Horsetail (Equisetum sylvaticum)

     Pinedrops (Pterospora andromedea)
     Sunflower (Helianthus divaricatus)
Woodruff, Sweet (Galium odoratum)
Woodrush, Forest (Luzula luzuloides)
Woodsia obtusa
Woodsorrel,
     Hairy (Oxalis albicans)

     Mountain (Oxalis montana)
     Radishroot (Oxalis albicans)
     White (Oxalis montana)
Woodvamp (Decumaria barbara)
Woodwardia areolata
Wool
     Grass (Scirpus cyperinus)

     Sower Gall (Callirhytis seminator)
Woolgrass (Scirpus cyperinus)
Woolly
     Blue Violet (Viola sororia)

     Bush (Adenanthos sericeus)
     Indian Paintbrush (Castilleja foliolosa)
     Net Bush (Calothamnus villosus)
     Panicum (Dichanthelium acuminatum)
     Sedge (Carex pellita)
     Sweet Cicely (Osmorhiza claytonii)
     Tidestroma (Tidestromia lanuginosa)
     Torch (Cleistocactus hyalacanthus)
Woolly-headed Barrel Cactus (Echinocactus polycephalus var. polycephalus)
Woolsedge, Common (Scirpus cyperinus)
World Map Lichen (Rhizocarpon geographicum)
Worm-seed Sand-mat (Chamaesyce vermiculata)
Wormseed Sandmat (Chamaesyce vermiculata)
Wormwood
     (Artemisia absinthium)

     (Artemisia vulgaris)
     (Artemisia ‘Powis Castle’)
Wormwood,
     American (Ambrosia artemisiifolia)

     Common (Artemisia vulgaris)
Wound Rocket (Barbarea vulgaris)
Woundwort, Soldier’s (Achillea millefolium)
Wreath Goldenrod (Solidago caesia)
Wrinkled Globemallow (Sphaeralcea subhastata)
Wrinkleleaf Goldenrod (Solidago rugosa)
Wyethia (Wyethia arizonica)
Wyethia arizonica
Wyoming
     Indian Paintbrush (Castilleja linariifolia)

     Paintbrush (Castilleja linariifolia)
Xanthium
     acerosum

     californicum
     californicum var. rotundifolium
     campestre
     canadense
     cavanillesii
     cenchroides
     commune
     echinatum
     glanduliferum
     italicum
     macounii
     oligacanthum
     oviforme
     pensylvanicum
     saccharatum
     speciosum
     strumarium ssp. italicum
     strumarium var. canadense
     strumarium var. oviforme
     strumarium var. pensylvanicum
     varians
Xanthocephalum
     lucidum

     microcephalum
     sarothrae
     sarothrae var. pomariense
     tenue
Xanthomendoza hasseana
Xanthoparmelia plittii
Xanthoria
     elegans

     hasseana
     ulophyllodes
Xanthosoma ‘Lime Zinger’
Xanthoxalis
     bushii

     coloradensis
     cymosa
     dillenii var. piletocarpa
     interior
     rufa
     stricta
     stricta var. piletocarpa
Xerophyllum
     asphodeloides

     tenax
Xerula [Genus]
Xerula
     radicata

     radicata var. marginata
Xylococcus bicolor
Xylorhiza orcuttii
Xylosteon
     ciliatum

     fragrantissimum
Yarrow
     (Achillea millefolium ‘Paprika’)

     (Achillea millefolium)
     (Achillea ‘Moonshine’)
     (Achillea ‘Oertel’s Rose’)
Yarrow, Common (Achillea millefolium)
Yaupon (Ilex vomitoria)
Yellow
     Avens (Geum aleppicum)

     Beadlily (Clintonia borealis)
     Beavertail (Opuntia aurea)
     Bells (Tecoma stans)
     Birch (Betula alleghaniensis)
     Birch (Betula populifolia)
     Bird-of-paradise (Caesalpinia gilliesii)
     Bird’s-nest (Monotropa hypopithys)
     Bluebeadlily (Clintonia borealis)
     Bristlegrass (Setaria pumila)
     Bush Lupine (Lupinus arboreus)
     Carrion Flower (Orbea lutea subsp. lutea)
     Clintonia (Clintonia borealis)
     Corydalis (Corydalis flavula)
     Cosmos (Cosmos sulphureus)
     Cress (Rorippa palustris ssp. fernaldiana)
     Devil (Hieracium caespitosum)
     Evening Primrose (Oenothera flava ssp. taraxacoides)
     False Indigo (Baptisia tinctoria)
     Flag (Iris pseudacorus)
     Fox-and-cubs (Hieracium caespitosum)
     Foxtail (Setaria pumila)
     Fumewart (Corydalis flavula)
     Fumewort (Corydalis flavula)
     Goatsbeard (Tragopogon dubius)
     Harlequin (Corydalis flavula)
     Hawkweed (Hieracium caespitosum)
     Ironweed (Verbesina alternifolia)
Yellow
     Jessamine (Gelsemium sempervirens)

     Jewelweed (Impatiens pallida)
     King-devil (Hieracium caespitosum)
     Lady’s Slipper (Cypripedium parviflorum var. pubescens)
     Lady’s Slipper (Cypripedium parviflorum)
     Lichen (Vulpicida tilesii)
     Loosestrife (Lysimachia punctata)
     Magnolia (Magnolia virginiana)
     Map Lichen (Rhizocarpon geographicum)
     Marsh Marigold (Caltha palustris)
     Marsh-marigold (Caltha palustris)
     Nut Grass (Cyperus esculentus)
     Nutsedge (Cyperus esculentus)
     Oak (Quercus velutina)
     Paintbrush (Hieracium caespitosum)
     Paloverde (Parkinsonia microphylla)
     Pimpernel (Taenidia integerrima)
     Pine (Pinus ponderosa)
     Pitcher Plant (Sarracenia flava)
     Pond Lily (Nuphar lutea)
     Poplar (Liriodendron tulipifera)
     Rattle (Rhinanthus minor)
     Rocket (Barbarea vulgaris)
     Rocketcress (Barbarea vulgaris)
     Sage (Lantana camara cv.)
     Sand Verbena (Abronia latifolia)
     Shrimp Plant (Justicia brandegeana ‘Yellow’)
     Spruce (Picea rubens)
     Stagshorn Fungus (Calocera viscosa)
     Sweet Clover (Melilotus officinalis)
     Taro (Xanthosoma ‘Lime Zinger’)
     Toadflax (Linaria vulgaris)
     Trillium (Trillium luteum)
     Trout-lily (Erythronium americanum)
     Trumpet (Sarracenia flava)
     Trumpetbush (Tecoma stans)
     Waxcap (Hygrocybe flavescens)
     Whorled Loosestrife (Lysimachia quadrifolia)
     Wild Indigo (Baptisia sphaerocarpa ‘Screamin’)
     Wood Poppy (Stylophorum diphyllum)
     Wood-Sorrel (Oxalis stricta)
Yellow-flowered Upright Honeysuckle (Diervilla lonicera)
Yellow-fruited Crabapple (Malus cv. Winter)
Yellow-throat Monkeyflower (Mimulus bigelovii)
Yellowcress,
     Bog (Rorippa palustris ssp. fernaldiana)

     Common (Rorippa palustris ssp. fernaldiana)
     Marsh (Rorippa palustris ssp. fernaldiana)
Yellowrocket, Garden (Barbarea vulgaris)
Yellowwood, Falcate (Podocarpus henkelii)
Yerba Mansa (Anemopsis californica)
Yew (Taxus baccata)
Yew, Plum (Cephalotaxus harringtonia ‘Prostrata’)
Yorkshire Fog (Holcus lanatus)
Yucca
Yucca
     (Yucca arkansana)

     (Yucca filamentosa)
     Palm (Yucca brevifolia)
Yucca
     angustissima

     angustissima var. elata
     angustissima var. mollis
     arizonica
     arkansana
     baccata
     baccata var. baccata
     baccata var. brevifolia
     baccata var. vespertina
     brevifolia
     brevifolia
     californica
     concava
     confinis
     elata
     elata var. elata
     elata var. utahensis
     elata var. verdiensis
     filamentosa
     filamentosa var. concava
     filifera
     glauca
     harrimaniae
     macrocarpa
     macrocarpa
     mohavensis
     puberula
     rostrata
     rostrata var. linearis
     schidigera
     schottii
     thompsoniana
     thornberi
     treleasei
     utahensis
     verdiensis
     vespertina
     ×schottii (pro sp.) [baccata × elata]
Yucca,
     Arkansas (Yucca arkansana)

     Banana (Yucca baccata)
     Beaked (Yucca thompsoniana)
     Blue (Yucca baccata)
     Blue (Yucca schottii)
     Datil (Yucca baccata)
     Mojave (Yucca schidigera)
     Mountain (Yucca schottii)
     Narrow-leaved (Yucca angustissima)
     Narrow-leaved (Yucca glauca)
     Schott’s (Yucca schottii)
     Soaptree (Yucca elata)
     Soapweed (Yucca glauca)
     Softleaf (Yucca arkansana)
     Thompson's (Yucca thompsoniana)
     Tree (Yucca brevifolia)
     Tree (Yucca filifera)
Zamia furfuracea f. ex
Zantedeschia aethiopica
Zanthoxylum fagara
Zapote Prieto (Diospyros digyna)
Zauschneria
     californica ssp. latifolia

     latifolia
     latifolia var. arizonica
Zebra
     Plant (Calathea zebrina)

     Plant (Cryptanthus zonatus ‘Zebrinus’)
Zigzag Goldenrod (Solidago flexicaulis)
Zimbabwe Aloe (Aloe excelsa var. excelsa)
Zizia
     aptera

     aptera var. occidentalis
     aurea
     cordata
Zizia,
     Golden (Zizia aurea)

     Meadow (Zizia aptera)
Zulu Giant (Stapelia gigantea)
Zululand Cycad (Encephalartos ferox)
Zwartkop, Aeonium (Aeonium arboreum ‘Zwartkop’)
amaranth, Foxtail (Amaranthus caudatus)
arbor-vitae, Oriental (Platycladus orientalis)
bergamot, Wild (Monarda fistulosa)
canker, Nectria (Nectria galligena)
caps, Gold (Psilocybe cubensis)
flower, Pyramid (Melochia pyramidata)
honeysuckle,
     Coral (Lonicera sempervirens)

     Trumpet (Lonicera sempervirens)
lichen, Sunburst (Xanthoria elegans)
non 1753
palulu, Red (Heliconia bihai)
poppy, California (Eschscholzia californica)
rim-lichen, Sunken (Lecanora oreinoides)
rosemallow, Halberdleaf (Hibiscus laevis)
tops, Golden (Psilocybe cubensis)
valerian, Greek (Polemonium caeruleum)
vera, Aloe (Aloe vera f.)
viburnum, Maple-leaf (Viburnum acerifolium)
weed, Scorpion (Phacelia crenulata)
whortleberry, Box-leaved (Gaylussacia brachycera)
Ébano (Ebenopsis ebano)
‘Midnight’, Penstemon (Penstemon × gloxinioides)