-19— 
91527. PRUNUS SIMONII. Simon plum. A superior variety of the apricot-plum, of 
uncertain origin, growing at the U. S. Plant Introduction Garden, Chico, Calif. The 
quality of the fruit is said by pomologists to be considerably higher than that of 
other known forms of the species, and there is less bitterness in the skin. The 
other known forms apparently have been of interest mainly to the breeder, while this 
Strain may prove of value as it is, at least as a home fruit. It deserves careful 
testing. Plants on peach seedlings of F.P.I. No. 36127. For trial in all but the 
warmest and coldest parts of the United States. (Chico, Calif.) 
72814. PYRACANTHA CRENATO-SERRATA. Firethorn. From the Himalayas. Presented by 
Sir A. W. Hill, Director, Royal Botanic Gardens, Kew, England. A spiny evergreen 
shrub up to 9 feet high, with young branchlets rusty-—pubescent, and elliptic to obo— 
vate-oblong leaves about 1 to 2 inches long, lustrous dark green above and lighter 
beneath. The coral-red fruits are a quarter of an inch across. For trial in the 
southern half of the United States. (Chico, Calif.) 
94099. PYRACANTHA CRENULATA ROGERSIANA. Firethorn. This shrub was found growing 
at the U. S. Plant Introduction Garden, Chico, Calif., and its previous source is 
not known. It is native of southwestern China. It grows to a height of 6 feet and 
bears oblanceolate leaves about 1 to 2 inches long. unequally serrulate. The reddish 
orange fruits are about i inch across. For trial in the southern states and Cali- 
fornia. (Chico, Calif.) 
89605. QUERCUS DENTATA, Daimyo oak. From China. Collected near Pa Fa Chu, Western 
Hills, by P. H. Dorsett and W. J. Morse, agricultural explorers, Bureau of Plant 
Industry. A large tree, native to Chosen and northern and western China, 75 to 80 
feet tall. The obovate sinuate-lobed leaves, dark green above and grayish tomen-— 
tose beneath, are 10 to 12 inches long and 9 inches wide, and the ovoid acorns, an 
inch long, are about half covered by the cup which has lanceolate spreading scales. 
For trial in all except the most northern states. (Bell, Md.) 
89696. QUERCUS DENTATA. Same as preceding, but collected near Fa Hua Szu, China. 
(Bell, Md.) 
89697. QUERCUS DENTATA. Same as preceding, but collected near Nankou, China. (Bell, 
Md.) 
89695. QUERCUS MONGOLICA. Mongolian oak. From China. Collected by P. H. Dorsett 
and W. J. Morse, agricultural explorers, Bureau of Plant Industry.This handsome oak 
is said to be the most important forest tree of Japan, attaining a height of 100 
feet and a girth of 12 feet. The short-stemmed, coarsely serrate leaves, 6 to 8 
inches long, are crowded toward the ends of the twigs. The wood is durable and, 
for a hardwood, is easily worked; for furniture it apprcximates the best European and 
American oaks. For trial thruout the northern states. (Bell, Md.) 
89606. QUERCUS VARIABILIS. Fagaceae. Oriental oak. From near Peiping, China. Col- 
lected by P. H. Dorsett and W. J. Morse, agricultural explorers, Bureau of Plant 
Industry. A large tree up to 80 feet in height, in mixed woods or forming pure 
stands at altitudes of 2,600 to 5,200 feet in central and western China. It has 
