19778. 
19782. 
19784. 
19786. 
19787. 
19788. 
19789. 
19790. 
NUMERICAL CATALOGUE 115 
Asplenium varians, Hook. et Grev. Plant of 3-9 inches. 
Dry, shady, stony banks and on rocks and boulders 
on the Mekong-Salwin divide. Lat. 28° N. Long. 
98° 53’ E. Alt. 10,000 ft. July 1921. N.W. Yun- 
nan. 
Pyrus Dunnii, Rehder. Shrub or tree of 20-50 ft. In 
fruit. Thickets and mixed forests on the Mekong- 
Salwin divide. Lat. 27° 30! N. Long. 98° 56’ E. 
Alt. ro-11,000 ft. July 1921. N.W. Yunnan. 
Alangium begoniifolium (Roxb.), Baill. Shrub of 12- 
18 ft. In fruit. In open thickets, side valleys on the 
Mekong-Salwin divide. Lat. 279 30’ N. Long. 98° 
56’ E. Alt. g-10,000 ft. July 1921. N.W. Yunnan. 
Nephrodium Brunonianum, Hook. Plant of 12-18 
inches. Shady damp banks in mixed forest on the 
Londre pass, Mekong-Salwin divide. Lat. 28° 14’ N. 
Long. 98° 40’ E. Alt. 10-11,000 ft. Tsarong, Ss. 
Tibet. 
‘Tsuga yunnanensis, Masters. Tree of 4o-8o ft. In 
mixed forests on the Mekong-Salwin divide. Lat. 
27° s4!N. Long. 98° 50’ E. Alt. 9-11,000 ft. July 
1921. N.W. Yunnan. 
Picea brachytyla, Pritzel, forma latisquamea Stapf. 
(2 sheets and bark). Tree of 40-90 ft. Branches 
drooping, not at right angles with the stem, with tips 
gracefully pendulous. Foliage dark dull green above, 
bright glaucous white beneath, young foliage soft 
bright green. Apices almost spinous. Bark rough, 
flaky, brown-grey. In mixed and pine forests on the 
Mekong-Salwin divide, Mekong valley. Lat. 27° 56’ 
N. Long. 98° 52’ E. Alt. 810,000 ft. June 1921. 
N.W. Yunnan. 
Aralia chinensis, Linn. Shrub of 10-20 ft. Flowers 
yellow. In thickets by streams on the Mekong-Salwin 
divide. | Lat. 279 36’ N: ~ Long. 98° 56’ E. Alt. 
10,000 ft. July 1927. N.W. Yunnan. 
Meconopsis Prattii, Prain. Plant of 12-20 inches. 
Flowers pale to dark purplish-rose, anthers orange- 
yellow. Margins of alpine thickets and by streams 
on the Mekong-Salwin divide. Lat. 27° 30’ N. Long. 
98° 56’ E. Alt. 13,000 ft. July 1921. N.W. Yun- 
nan. 
