
197 
WiLLtows—Continued. 
Salix reticulata, L. In the Rocky Mountains (and northward to the Arctic 
coast): a dwarfed speciés with twisted and buried stems, the leaves rising 
only a few inches above the ground, 
CONIFER: Pine Iamily. 
CoMMON JUNIPER. Juniperus communis,” L. Four to 10 feet (or with care and 
cultivation occasionally becoming arborescent): in the Rocky Mountains 
from New Mexico to Montana (eastward through the Northern States and 
northward throughout British America; native also in Europe). With 
somewhaterect and spreading branches; leaves in threes, 4 to $ of an inch 
long, narrow, needle-pointed, whitish and concave above: berries ¢ of 
an inch in diameter, densely white with bloom. Bark of branches with 
ridged scales. Variety Alpina, Linn., differs from the type in being quite 
or nearly prostrate, forming mat-like growths with its widely extended 
branches ; leaves } to 2 of aninch long, broader, curved, and less spreading : 
chiefly northern in the Rocky Mountains and eastern United States. Con- 
siderably used as an ornamental shrub. 
CREEPING JUNIRER. Juniperus Sabina, L., var. procumbens, Pursh. Abundant in 
the mountains from Colorado to Montana (westward to the Pacific coast 
eastward through the Northern States to the Atlantic, and north of the 
United States boundary): a prostrate shrub of considerable importance in 
the forest economy of the region, as by its abundance if retains the snow, 
and thus preserves a much-needed supply of water in mountain streams. 
Foliage dense ; prostrate branches taking root; often scaly with persistent 
dead leaves; berries } to 4 of an inch in diameter. 

* See arborescent J unipers, Nos. 24, 25, 26, page 166. 
p] b } b ) p oD 

