202 0۰ 
triangular. Lindl. Gen. and Sp. Orch, 340; in Journ. Linn. Soc. iij, 44; Wight 
Ic. 929; Bot. Mag. 6625; Wall. Cat. 7025; Hook. f. Fl. Br. Ind. vi, 168; King & 
Pantling in Ann. R. Bot. Gard. Cale. viii, 338, t. 414; Krantzlin Orch. Gen, and Sp. 
i 714; Collett Fl. Siml, 507 fig. 168; Rolfe in Journ. Linn. бос. xxxvi (1903), 63. 
S. Perrotietianum A. Rich. in Ann. Se. Nat, Ser. 2, xv, 70, t. 53; Wight Ic. 1716. 
S. albóforum А. Rich. Le.; Wight Іс. 1717. 8. pallidum A. Rich. l.c. 
Abundant throughout the Western Himalaya on open hillsides at elevations between 
4,000 and 10,000 feet. Flowers during September and October. It extends eastwards 
to Nepal Sikkim, Bhutan and the Khasia Hills; and is found algo in the hilly parts 
of S. India and in Upper Burma to Tibet and China. А form with larger and 
much thicker leaves and bracts is occasionally met with. : 
