112 MR. W. B. HEMSLEY ON TWO SMALL 
37. Oxytropis, sp.—9O. Stracheyane, Benth., affinis.— Flowers 
pinkish blue. Side of slope at 16,200 ft. 
38. Oxytropis tatarica, Jacquem. — Flowers whitish pink. 
Sandy soil in wide valley at 17,500 ft. 
Western Tibet at 13,000 to 17,000 ft., and in Yarkand. 
39. Oxytropis, sp.—O. tatarice, Jacquem., affinis.—Flowers 
purple. Sandy, gravelly soil near water in valleys at 17,500- 
17,800 ft. 
40. Chamerhodos sabulosa, Bunge.—Flowers white. Sandy 
soil in valleys at 17,000 ft. 
Western Tibet and Altai Mountains to North China. 
41. Potentilla fruticosa, Zinn., var. pumila, Hook. f. 
An exceedingly dwarf form found at very great elevations in 
the Himalayas. The species inhabits cold temperate and arctic 
regions all round the northern hemisphere. 
42. Potentilla sericea, Linn., var. polychista, Lehm.—F lowers 
yellow. Sandy earth and gravel in valleys at 17,500 ft. 
This variety, which Boissier regarded as a distinct species, in- 
habits alpine regions of Persia and North India; and the species 
ranges all round the northern hemisphere. 
43. Sedum tibeticum, Hook. f. et Thoms., var. Stracheyi, 
Hook. f—Flowers red. Sandy gravelly soil close to water at 
17,500 ft. 
Western Himalaya and Afghanistan up to 16,000 ft. Also in 
Yarkand. 
44. Sedum quadrifidum, Pal/.—Flowers pink. Earthy soil 
close to streams in valleys at 17,000 ft. 
Arctic and alpine regions of Asia. 
45. Parnassia trinervis, Drude—Flowers white. Marsh at 
15,000 ft. ; 
This is treated as a variety of P. ovata, Ledeb., in the ‘ Flora 
ot British India, a species widely spread in temperate and 
alpine regions of the Himalayas, and extending to the Altai 
mountains, 
46. Saxifraga parva, Hemsl. 
S. saginoidei simillima, a qua differt caulibus paucifoliatis, 
