AND LLDNAKU VALLEYS OF SIKKIM. 
189 
Pet ala calycem duplo excedentia, ad 4 mm. longa, orbicularia, alba. 
Stamina decern perbrevia. Achmiia‘L\2 glabra. 
Sikkim Himalaya in the Zemu valley at an elevation of 14-15,000 ft 
Very near but not the Fotentilla perpusilla of Hooker, being distin- 
guished by the glabrate leaves and the white pentamerous corolla, 
which much exceeds the calyx. 
835. Potent ilia purpurea Royle. 
Zemu and Llonakh, 15-16,000 ft., Nos. 1488, 1581, The 
Sikkim specimens have entire leaflets and the flowers tetrainerous but 
are referable, I believe, to this species. 
836. Potentilla albifolia Wall. 
Zemu and Llonakh, 14-15,000 ft., No. 1254. 
837. Potentilla fruticosa Linn. 
Zemu and Llonakh, 11-16,000 ft. Very common over the whole 
area and one of the conspicuous plants of the arid region, 
var. armerioides. 
Upj^er valleys of Llonakh, 16,500-17,000 ft.. No. 2330. 
838. Potentilla ambigua Camb. 
Zemu and Llonakh, 10-16,000 ft., Nos. 1068, 1197, 1424, 1505, 
1760. Frequent. 
889. Potentilla eriocarpa Wall. 
Zemu and Llonakh, 12-15,000 ft., Nos. 2037, 2197, 2702. A con- 
spicuous plant in crevices of the cliffs. 
840. Potentilla Mooniana Wight. 
Zemu Valley, 10-12,000 ft.. Nos. 1028, 1678. 
841. Potentilla fulgens Wall. 
Tong, Lachen, Thango, 5-13,000 ft. Frequent. 
848. Potentilla Leschenaultiana Ser. 
var bannehalensis ? 
Thango, 14,000 ft., No. 2534. Doubtful. 
843. Potentilla GrifEltliii Hook. f. 
Lachen, Zemu, and Llonakh, 8-15,000 ft.. Nos. 1849, 2130, 2704, 
Frequent. 
844. Potentilla peduncularis Don. 
Zemu Valley, 12-16,000 ft., Nos. 1196, 1360, 1548. Frequent. 
Tsr. Clarkei. 
Zemu and Llonakh, 14-15,000 ft., Nos. 1283, 2092. 
K 
