Spa el ae ie 
a 
24 
Baneranti.] ORCHIDACE®. 297 
- 
Dehra Dun and Siwalik range (Duthie). Flowers during August 
Distris. : Western Himalaya from Kashmir to Kumaon, up to 7,000 
ft. ; also in Bengal, and found as a weed in the Bot. Gard. Cal- 
cutta, extending to Burma and to W. and 8. India. 
9. H, diphylla, Dalz. in Hook. Journ. Bot. ii. (1850), 262 ; 
F. B. I. vi, 151; Prain Beng. Pl. 1033 ; Duthie Ann. R. Bot. Gard. 
Cale. ix, part 2, 185, t. 137 ; Cooke Fl. Bomb. ii, 722. ) 
Tubers small, elongate cr globose. Leaves radical, usually two, 1-2 in, 
in diam. ; orbicular cordate, margined, rather fleshy. Scape 4-10 in. 
high, with a few distant lanceolate acuminate bracts. Flowers many, 
distant, spreading, about }in, diam., white tinged with green ; floral” 
bract much shorter than the slender curved ovary. Sepals about } in. 
long ; dorsal erect, ovate, concave, acute, obscurely nerved ; lateral. 
pair slightly longer, deflexed, obliquely ovate, acuminate, 3-nerved. 
Petals linear, white, as long 2s the dorsal sepal and forming a hood 
with it. Zip much longer than the sepals, 3-partite; segments 
filiform, white with green tips, lateral pair spreading and with spirally 
twisted tips; midlobe shorter, deflexed. Spur shorter than the 
ovary, inflated towards the acute inflated apex. Anther broad, the 
cells distant ; tubes very short. Pollinia dimidiate-ovate, obliquely 
attached to caudicles equalling them in length; glands very small, 
flat, circular. Staminodes large, petaloid. Stigmatic processes 
elongate, clavate, adnate to the mouth of the spur. Rostellum 
obscure. 
Dehra Dun (Mackinnon). Flowers during Aug: Disrris.: Outer 
ranges of W. Himalaya in Garhwal (Falconer) ; eastwards to Bengal 
and Chota Nagpur, and southwards from Konkan and Kanara to 
Malabar. 
10. H. Lawii, Hk. f. in F. B. I. vi, 162 ; Prain Beng. Pl. 1033 ; 
Duthie Ann. R. Bot. Gard. Cale. ix, Part 2, 192, t. 143. Peristylus 
Lawii Wight Ic. t. 1695 ; Cooke Fl. Bomb. ii. 712. 
Tubers ellipsoid or globose. Stem 6-12 in. high, slender, with a few 
short loose sheaths below the leaves. Leaves 3-5, clustered above the 
middle of the stem, 3-4 in. long, narrowly lanceolate or elliptic, acute, 
membranous. Spike 2-3 in. long, slender, narrow, many-fid. Flowers 
small, crowded, spreading, white tinged with yellow and green; 
floral bracts ovate-lanceolate, acuminate, longer than the slender 
curved ovary. Sepals and’petals } in. long, white tinged with yellow 
at the base, connivent, obtuse ; dorsal'sepal elliptic, concave ; lateral 
subfalcately linear-oblong. Petals oblong, obtuse, fleshy. Lip as 
