1866 
per cent of the entire seed. The latter contains 48.8 per cent of oil, 
which is golden yellow and fairly viscous. The oil is of the "nondry- 
ing" type, and probably could be used either for soap manufacture or 
as a lubricant. The residual meal left after extracting the oil has a 
fairly good nutritive value, but also has a small quantity of a saponin, 
and feeding trials would be necessary to determine whether the meal 
could be used for cattle feed. (Adapted from Bulletin of the Imperial 
Institute, London, vol. 17, p. 488.) 
phqtinia sp. (Malaceae), 56276. From China. Seeds collected by 
J. F. Rock, Agricultural Explorer of the Bureau of Plant Industry. 
"(No. 7002. November, 1922.) A rosaceous tree 30 to 40 feet tall, 
with a dense crown, collected in the Kuyung mountains at an altitude 
of 6,000 feet. The narrow, pale-green leaves are toothed, and the 
flowers, said to be white, are borne in large panicles about 5 inches 
across. The fruits are deep orange-red." (Rock.) 
pyrus spp. (Malaceae), 56151, 56277, 56278, and 56280. Pear. 
From China. Seeds collected by J. F. Rock, Agricultural Explorer of 
the Bureau of Plant Industry. Quoted notes by Mr. Rock. 
56151. pyrus sp. "(No. 6730. Mengka, Yunnan. November 12, 
1922.) A tree 30 feet high, with long, spreading branches, found wild 
in sandy loam on a small plain at an altitude of 5,400 feet. The large, 
oblong leaves are acute at both ends, and the very numerous spherical- 
compressed, russet-brown fruits are an inch in diameter. Where this 
species grows it is very cold; ice forms now every day in the late 
afternoon. " 
56277. pyrus sp. "(November, 1922.) A wild pear found in the 
mountains near Puerhfu at an altitude of 6,000 feet. The large, mellow, 
edible fruits are 3 to 4 inches in diameter." 
56278. pyrus sp. "(No. 6735. November 20, 1922.) A large hardy 
tree, 60 to 70 feet tall, which grows in the mountains beyond Taho, 
north of Tengyueh, at an altitude of 7,000 feet. The leaves are large, 
oblong, and acuminate, and the numerous reddish brown, somewhat acrid 
fruits are Z\ inches in diameter." 
56280. pyrus sp. "(No. 7001. November, 1922.) A large tree 60 
feet tall, with a huge ascending crown, found in sandy soil in an oak 
forest in the Kuyung mountains, north of Tengyueh, at an altitude of 
7,000 feet. The leaves are large and oblong- lanceolate, with a reddish 
tinge. The numerous globose, greenish brown fruits are Z\ inches in 
diameter." 
raphanus sativus (Brassicaceae) , 56192. RadUh. From Algiers, 
Algeria, North Africa. Seeds presented by Dr. L. Trabut, Government 
botanist, Algiers. "Variety campeatris. An improved giant radish, with 
