THE CARYOPHYLLACEA OF TIBET. 405 
36. HEDONA ISCHNOPETALA, sp. n. 
Radix longa tenuis. Caulis erectus sat ramosus, eum foliis pilis brevibus 
reversis vestitus. Folia firma uninervia lanceolata, inferiora latiora sed basin 
versus attenuata, floralia lanceolato-linearia. Flores longe pedicellati, in 
dichasium laxum (triflorum) dispositi ; pedicelli alares centrali breviores, 
basi prophyllis sepe 4 approximatis instructi. Calyx pilis crustaceis 
brevibus erispatis dense vestitus, dentibus triangularibus vix aeutis margine 
membranaceo-ciliatis, nervis infra dentium sinus arcuatim conjunctis. Petala 
anguste cuneato-obovata irregulariter erosa, ungue solum basi ciliato. 
Capsula sessilis, Semina atro-cyanea rotundato-reniformia, dorso faciebusque 
tuberculata. 
Near Hedona Davidi, Williams, a Sze-chuen plant. 
Tibet: Gum-lo-teen, in the Chumbi district, at 600 m., 1878 (Dungboo, 
n. 1106). Sikkim: Lachen, near the Tibetan frontier, at 2700 m., 1885 
( King's collector, n. 1211). 
37. MELANbRYUM NIGRESCENS, Williams. (Sect. Gastrolychnis.) 
Syn.—Lychnis nigrescens, Edgew., in Hook. #., Fl. Brit. Ind. 1. p. 223 
(1874); Melandryum macrorhizum, Rohrb., in Linnea, xxxvi. (1869) p. 228, 
non Walp., Rep. Bot. i. p. 280 (1842), nec Lychnis macrorhiza, Royle, Illustr. 
Bot. Himal. p. 80 (1833). 
Phari, 1877 (Dungboo, п. 4565), Do-tho in Chumbi district, 1879 
(Dungboo, п. 1215), and Khamba Fort, 1903 (Col. Younghusband, n. 215). 
Lanjar, 1848 (Strachey & Winterbottom). 
38. MELANDRYUM APETALUM, Fenzl. (Sect. Gastrolychnis.) 
Syn.—Lychnis apetala, Linn. 
Guge, 1848 (Strachey & Winterbottom). W. Tibet, 1896 (Deasy у Pike, 
n. 894). Karoo Pass, 15 miles from Lhassa, at 4250 m. (Dungboo, 1878, 
п. 1101; Capt. Walton, 1904, n. 1100); To-koo Pass in Chumbi district 
(Dungboo, 1819, n. 1103) ; Tem Pass, one day north-east of Phari (King’s 
collector, 1882, n. 1216) ; Ka-po-po (King’s collector, 1884, n. 1217) ; Поток 
on the Naku Pass (Col. Younghusband, 1903, n. 163); Naku Pass 
(Col. Younghusband, 1908, n. 165) ; Khamba Fort (Col. Prain, 1903, n. 1102), 
Gooring Valley, at 5030 m. (Lettledale). 
39. MELANDRYUM INDICUM, Walp. (Sect. Gastrolychnis.) 
Pad-lo, near Chambi, 1878 (Dungboo, n. 1125); Rinchin-gong, in the 
Chumbi Valley, 1877 (Dungboo, n. 4280, and Sir G. King, n. 4281) ; 
Chumbi distriet, Lo-Beang near Chumbi, and between Chumbi and the 
Tangka Pass, 1882 (King’s collector, n. 1107, n. 1218, n. 1128). | 
