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CUPULIFERE: Oak Family. 
DwarF Bircu. Belula glandulosa,* Michx. One to 6 feet: Rocky Mountain region 
(and northern—latitude 40°—California to Washington Territory; east- 
ward through the Northern States to the Atlantic, and northeof the United 
States boundary): peculiar for its small, rounded leaves, and resinous, gland- 
ular spots on the young branches. 
BEAKED Hazet-Nuv. Corylus rostrata, Ait. Two to 5 feet: Colorado to Montana 
(westward to Washington Territory, northward and eastward to the Alle- 
ghenies): hard-shelled nut inclosed by a leafy cup, which terminates in a 
beak. 
SALICINEE: Willow Family.t 
WILLOWS: 
Saliz cordata, Muhl.; var. Mackenziana, Hook.; var. vestita, Anders. ‘‘ Diamond 
Willow.” Ranging through the northern part of the United States from 
the Atlantic to the Pacific and northward to the Arctic coast. 
Salix Nove-Angliv, Anders. ; var. pseudomyrsinites, one to 3 feet; var. pseudo- 
cordata, Anders., not tall: mountains of Colorado and Montana (northward 
to the Saskatchewan and Mackenzie Rivers). : 
Salicirrorata, Anders. Six to8 feet: central Colorado (mountains near Golden, 
Manitou, and Empire City): leaves 3 to 4 inches long, 4 inch or less wide; 
year-old twigs white with bloom. 
Saliz monticola, Bebb. Eight to 12 feet: central Colorado (Golden, Georgetown, 
Empire City), marshy situations in the mountains: very dense shrub ; leaves 
3 to 6 inches long, 1 to nearly 2 inches wide. 
Salix rostrata, Richards. Northern Idaho and Montana (to Vancouver Island, 
northward to the Saskatchewan, eastward to New England): with some- 
| what the habit of low bushy tree. 
| Salix chlorophylla, Anders. One and one-half to 6 feet: Rocky Mountains (and 
northward to the Saskatchewan ; also in the Wahsatch Mountains, central 
Utah, and in the Cascade Mountains, Oregon, and Washington Territory), 
at an altitude of 11,000 feet: straggling, year-old twigs shiny chestnut. 
‘‘Green Willow.” 
Salix candida, Willd. Rare; 2 to 5 feet: bogs and foot-hills of the Rocky 
Mountains ; noted near Cutbank Creek, Montana, and in Colorado: young 
shoots with white wool; older twigs shiny red; leaves 2 to 4 inches long, 
4 to inch wide. 
Salix glauca, L., var. villosa, Anders. Three to7 feet: low meadow and foot- 
hills of the Rocky Mountains: a spreading shrub, with leaves 2 to 4 inches 
long and entire margin. 
Salix desertorum, Richards. One to 2 feet; leaves 1 inch long and less than 
+ inch wide, white-woolly beneath, with a prominent yellow midrib (in 
variety Wolfiii the leaves finally become smooth, and are nearly the same 
color on both sides): a scraggy shrub, forming clumps on mountain slopes 
of the Rockies considerably above the timber line. 
Salix arctica, R. Br.: var. petrwa, Anders. Colorado, (California, and far north- 
ward): creeping, the half-buried branches sending up twigs 2 to 3 inches 
long. 
Salix vestita, Pursh. Old Marias Pass, northern Montana, at altitudes of 6,000 
to 8,000 feet (also in Canada and Labrador): procumbent, sending up 
branches 2 to 3 feet high, and forming massy growths in rocky places some- 
times 10 feet in diameter. 





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