1877 
primula forrestii (Primulaceae ) , 56334. Primrose. From China. Seeds 
collected by J. F. Rock, Agricultural Explorer of the Bureau of Plant 
Industry. "(No. 6811. October, 1922.) A perennial plant which be- 
comes 50 years or more in age, with a thick, woody rootstock, found 
among rocks and under trees in rich soil and also among limestone bowl- 
ders on the Likiang Snow Range, at an altitude of 11,000 to 12,000 feet. 
The large basal leaves have a fresh apple odor and the rich orange- 
yellow flowers are in large umbels." (Rock.) 
PRUNUS sp. (Amygdalaceae) , 56335. Cherry. From China. Seeds col- 
lected by J. F. Rock, Agricultural Explorer of the Bureau of Plant In- 
dustry. "(No. 6782.) A tree 35 to 40 feet high, which grows on the road 
from Ashi to the Yangtze River, Likiang Snow Range, at an altitude of 
10,000 feet. The globose, bluish black fruits are in drooping clus- 
ters." (Rock.) 
PYRUS spp. (Malaceae), 56340, 56343, 56344, 56347, 56491. Pear. 
From China. Seeds collected by J. F. Rock, Agricultural Explorer of 
the Bureau of Plant Industry. Quoted notes by Mr. Rock. 
56340. pyrus sp. "(No. 6757. October, 1922.) A very handsome 
tree 35 to 40 feet high, which grows among limestone bowlders along 
watercourses on the lower slopes of the Likiang Snow Range at 10,000 
feet altitude. The handsome leaves are dark green above and white be- 
neath, with serrate margins and sharp points, and the fruits are small, 
oval, and red." 
56343. pyrus sp. "(No. 6763. October, 1922.) A tree 40 feet high 
from the Likiang Snow Range, where it grows at an altitude of 14,000 
feet. The large, oblong, coarsely toothed leaves are dull green above 
and white beneath and the small, globose, yellow fruits, the size of 
bullets, are in corymbs." 
56344. pyrus sp. "(No. 6765. October, 1922.) A wild pear which 
grows on the road from Ashi to the Yangtze River, Likiang Snow Range, 
at an altitude of 10,000 feet. It is a tree 30 feet high, with large, 
smooth, dark-green leaves and fruits 2£ inches in diameter, yellow with 
small russet rings and spots." 
56347. pyrus sp. "(No. 6823. Chinho. October, 1922.) A wild 
pear collected two days* travel south of Likiang, where it grows as a 
tree 30 to 40 feet in height, with oval-elliptic leaves and small, 
spotted, russet-brown fruits the size of bullets. This is used ae a 
stock plant." 
56491. pyrus sp. "(November, 1922.) A fine tree with a dense round 
crown, from the mountains near Puerhfu. The white flowers are borne in 
great profusion and the fruits remain for a long time on the tree, be- 
coming black and sweet. This is the species used in southern Yunnan as 
a stock for cultivated pears. Obtained through Miss Clara Petersen, 
of the Puerhfu Mission." 
