1844 
able, though juicy. Thie species is quite rare; I have seen only two 
trees." 
56004, PYRUS sp. "(No. 6555. September 15, 1922.) A tree 40 
feet high with rambling and ascending branches, found in a dry region 
of yellow clay or loam on a hillside beyond Tienwei, three days' jour- 
ney south of Likiang. This species is very rare, only one tree being 
seen, and quite distinct from the other wild pears. The long-stemmed 
solitary fruits, smaller than a coffee berry, were few in number, ob- 
long, and uniformly crimson." 
56005. PYRUS sp. "(No. 6556. September 16, 1922.) A wild pear 
tree 15 to 20 feet high, of very graceful habit and spineless, found 
in the Langchiung valley near the Erhyin River, two days' journey 
north of Talifu. The leaves are bright green on both sides, and the 
bright yellowish brown fruits, larger than a marble, are juicy but 
acrid. The Chinese use this as a stock plant." 
ROSA spp. (Rosaceae), 55943, 55945, 55946, 55960, and 56017. 
Rose. From Yunnan, China. Seeds collected by J. F. Rock, Agricultural 
Explorer of the Bureau of Plant Industry. Quoted notes by Mr. Rock. 
55943. ROSA sp. "(No. 6121. August 28, 1922.) A shrub 12 to 
15 feet high, with long rambling branches, found along water courses 
on the north end of the Likiang plain at altitudes of 9,000 to 10,000 
feet. It bears a large number of white flowers which are followed by 
small ovoid orange fruits. When in bloom this shrub is a very striking 
object." 
55945. ROSA sp. "(No. 6435. September 7, 1922.) A lovely slen- 
der spineless shrub 8 to 10 feet in height, which grows in a deep 
gorge leading up to the main peak of the Likiang snow range, at an 
altitude of 6,000 feet, among spruce and fir forests, and rhododen- 
drons. The soil is usually much impregnated with lime. The shrub is 
very ornamental both in flower and in fruit. The single flowers are 
a deep rose-red, and the yellow and scarlet shining fruits are long 
pear-shaped." 
55946. Rosa sp. "(No. 6436. September 7, 1922.) A slender, 
very attractive shrub which grows with the preceding (S. P. I. 55945) 
in the limestone gorge leading to the main peak of the Likiang snow 
range, at an altitude of 11,500 to 12,000 feet. The stems and branches 
are red, and spineless except on the young shoots. The flowers are 
cream-colored, and the crimson to carmine fruits are covered with a 
few soft bristles, are pear shaped, and about an inch in length." 
55960. ROSA sp. "(No. 6120. August 27, 1922.) A shrub 15 to 
18 feet high, with long, rambling branches, found at an altitude of 
10,000 feet on the northern end of the Likiang plain. It is a very 
ornamental species with large, single, white flowers and scarlet fruits 
covered with soft spines." 
