19419. 
19420. 
19421. 
19422. 
19423. 
19424. 
19425. 
19426, 
19427. 
NUMERICAL CATALOGUE 85 
Acanthopanax gracilistylus, W. W. Sm. Spinous 
shrub of 6-10 ft. Branches arched. In immature 
fruit. In thickets on the ascent eastern flank of the 
Li-ti-ping, Yangtze-Mekong divide. Lat. 27° 12! N. 
Long. 99° 4o’ E. Alt. 9-10,000 ft. June 1921. N. 
W. Yunnan. 
Quercus fenestrata, Roxb. Shrub or tree of 20-50 ft. 
In mixed oak forest in the Yangtze valley. Lat. 27° 
6’ N. Long. 99° 54’ E. Alt. 6,000 ft. June 1g2r. 
N.W. Yunnan. 
Corylus chinensis, Franch. Tree of 30~50 ft. Flowers 
(?). Fruits (?). Bark scaling in long strips. In 
mixed thickets and forests on the western flank of the 
Li-ti-ping, Mekong-Yangtze divide. Lat, 27° 12’ N, 
Long. 99° 35’ E. Alt. g-10,000 ft. June 1921. N. 
W. Yunnan. 
Quercus variabilis, Blume. ‘Tree of 40-60 ft. Jn 
mixed oak forest in the Yangtze valley. Lat. 27° 6’ 
N. Long. 99° 54’ E. Alt. 6,000 ft. June 1921. 
N.W. Yunnan. 
Rosa. Spinous shrub with arched branches of 6-12 ft. 
Flowers white, fragrant. Margins of thickets and by 
streams on the western flank of the Li-ti-ping, 
Mekong-Yangtze divide. Lat. 279 12’ N. Long. 99° 
35’ E. Alt. 9,000 ft. June 1921. N.W. Yunnan. 
Quercus variabilis, Blume. Tree of 60 ft. In mixed 
oak forest in the Yangtze valley. Lat. 27° 6’ N. 
Long. 99° 54’ E. Alt. 6,000 ft. June 1921. N.W. 
Yunnan. 
Castanea vulgaris, Linn. Widely-spreading symmet- 
rical tree of 50-60 ft. Flowers creamy-yellow. Mixed 
and oak forest in the Yangtze valley. Lat. 27° 12’ N. 
Long. 99° 48’ E. Alt. 6-7,000 ft. June 1921. N. 
W. Yunnan. 
Quercus dentata, Thunb. Widely-branched handsome 
tree of 40-60 ft. In mixed oak forest in the Yangtze 
valley. Lat. 279 6’ N. Long. 99° 54’ E. Alt. 6,000 
ft. June 1921. N.W. Yunnan. 
Quercus variabilis, Blume. Tree of 40-50 ft. In 
mixed oak forest in the Yangtze valley. Lat. 27° 12’ 
N. Long. 99° 48’ E. Alt. 6-7,000 ft. June 1921. 
N,W. Yunnan, 
