20137. 
20138. 
20139. 
20140. 
20141. 
20142. 
20143. 
20144. 
NuMERICAL CATALOGUE 145 
Epipactis consimilis, D. Don. Plant of 5-7 inches. 
Flowers greenish-yellow with purple markings. Dry 
pasture on the margins of thickets and in forests on 
the Yang-dza Shan, Mekong-Salwin divide. Lat. 28°. 
18’ N. Long. 98° 43’ E. Alt. g-10,000 ft. May 
1921. N.W. Yunnan. 
Primula caldaria, W. W. Sm. et Forrest. Plant of 
6-20 inches. Flowers white, fragrant. Amongst 
lush herbage in the proximity of hot water springs 
on the Yang-dza Shan, Mekong-Salwin divide. Lat. 
28° 18’ N. Long. 98° 43’ E. Alt. 8-9,000 ft. May 
1921. N.W. Yunnan. 
Viola Patrinii, DC. vel aff. Plant of 1-3 inches. 
Flowers pale blue with darker lines. Moist pasture 
on the margins of thickets on the Yang-dza Shan, 
Mekong-Salwin divide. Lat. 28° 18’ N. Long. 98° 
43’ E. Alt. 10,000 ft. May 1921. N.W. Yunnan. 
Primula caldaria, W. W. Sm. et Forrest, var. nana, 
W. W. Sm. et Forrest. Plant of %-2 ins. Flowers 
fragrant, white, or white flushed lilac, on boulders and 
dry stony pasture on the Yang-dza Shan, Mekong- 
Salwin divide. Lat. 28° 18’ N. Long. 98° 43/ E. 
Alt. 11-12,000 ft. April-May 1921. N.W. Yunnan. 
Viola Bisseti, Maxim. Plant of 2-5 inches. Flowers 
fragrant, white. Margins of cane brakes and thickets 
on the Yang-dza divide, Mekong-Salwin divide. Lat. 
a8° 18’ N. tise ee 43' E. Alt. 11,000 ft. May 
1921. .N.W. 
Viburnum ih i H. Wright, vel v. aff. Shrub of 
t. Flowers creamy yellow. In thickets by 
streams on the Yang-dza Shan, Mekong-Salwin divide. 
Lat. 28° 18’ N. Long. 98° 43’ E.  Allt. 10,000 ft. 
April-May 1921. N.W. Yunnan. 
Buddleia agathosma, Diels. Shrub of 4-7 ft. Flowers 
deep violet-lilac, fragrant. In thickets on dry slopes 
on the Yang-dza Shan, A ae J oradel in divide. Lat. 
28° 18’ N. Long. 98° 43’ E. Alt. 8-9,000 ft. May 
1921. N.W. Yunnan. 
Prunus triflora, Roxb. Shrub of 6-12 ft. Flowers 
white. Margins of thickets by streams on the Yang- 
dza Shan; Mekong-Salwin divide. Lat. 28° 18’ N. 
Long. 98° 43’ E. Alt. 6-7,000 ft. May 1921. N. 
W. Yunnan. 
