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COMMON ELDER. Sambucus Canadensis, L. Four to 10 feet: southern Rocky Mount- 
ain region (and eastward to the Atlantic from Canada to Florida): pith of 
shoots pearl-while ; fruit blackish with some bloom. 
‘‘HiGH-BusH CRANBERRY.” Viburnum pauciflorum, Pylaic. Twoto5 feet: Colorado 
and northward (eastward in northern regions): smooth or hairy; fruit 
clustered, globular, red, acid, edible, flat-seeded. In cold situations. 
““WoLr-BEerry.” Symphoricarpos occidentalis, Hook. Colorado and Montana (north- 
ward and eastward): low, stout; flowers small, white to pinkish, hairy 
inside ; fruit white. 
SNOWBERRY. Symplhoricarpos racemosus, Michx. ‘ Across the continent” (common 
generally in cultivation) : slender; flowers smaller and less hairy than in 
preceding species; frnit large, white. Variety pauciflorus, Robbins, low, 
more spreading, with few flowers: in mountains of Colorado (to Oregon, 
Vermont, and northward). . 
SYMPHORICARPOS OREOPHILUS, Gray. Mountains of Colorado (Utah and Arizona, 
to California and Oregon): flowers + to inch long, much larger than in 
preceding species. 
HONEYSUCKLES ( Two to three flowers in the axils of the leaves): 
Lonicera Utahensis, Watson. Mountains of Montana (Utah, Oregon, and north- 
ward): erect; flowers # of an inch long, straw-colored ; berries red. 
Lonicerainvolucrata, Banks. Mountains of Colorado (and California to Alaska; 
eastward into Canada): erect, 2 to 10 feet; flowers yellow with gles 
hairs; two blackish or purple berrics—often joined. 
Lonicera Blioaa: Poir. Mountains of Montana; northward and southward to 
Arizona and California: twining; one or two pairs of the topmost leaves 
joined into one piece; flowers yellow to crimson ; berries orange to red. 
ComposiTa: Composite family (Sunflowers, Thistles, Ete). 
THOROUGHWORT. Lupatorium ageratifolium, D C. Three to 7 feet: southern Colo- 
rado to Texas: branches chiefly herbaceous. 
GROUNDSEL-TREE. JBaccharis salicina, Torr. and Gray. Three to 12 feet; Colorado 
to Texas: sticky, with resinous exudation. 
TETRADYMIA CANESCENS, DC. Northern Wyoming to New Mexico (also in Arizona, 
California, and British Columbia): clothed with a close persistent white 
wool; leaves narrow, 1 inch long; flowers yellow; branches close and upright. 
Variety inermis, Gray, has shorter leaves and closer branches ; more com- 
mon than the type.—Under 2 feet, as are the following. 
TETRADYMIA GLABRATA, Gray. Colorado(and from Utah to California and Oregon ): 
clothed with a white loose wool, which is not persistent; branches spread- 
ing; leaves } inch long; flowers yellow. 
TETRADYMIA Sama Torr. and Gray. Wyoming and Utah: white with a persist- 
ent wool and armed with stiff spines; branches short and close; flowers 
yellow. 
TETRADYMIA SPINOSA, Hook. and Arn. Two to 4 feet: southern Wyoming to Ari- 
zona (also in southeastern California and eastern Oregon): branches 
spreading widely, densely white-woolly, and with curved or straight spines. 
Ertcacr&®: Heath Family. 
BLurE BERRIES: 
Vaccinium occidentale, Gray. One foot or more: Uintah Mountains, northeastern 
Utah (and in Sierra Nevadas, California): leaves bluish ; berries small, 
blue-black, with bloom, 

