154 ORCHIDS OF THE SIKKIM-HIMALAYA. 
spreading. Lip adnate to the column or to its foot, short, erect, entire or 3-fid, 
with or without a spur. Column short, stout, thickened towards the apex, with no 
foot or with a very short one. Anther 2-celled. РоПітіа 8, clavate or elliptic, attached 
to a single viscus or gland. Species seven; Indian and Malayan. 
Stems tufted, petals ND narrow, acute; lip spurred, column with 
л . ку „+ v4 wo. b ax ы Кык» mode. АА, PORNO: 
Stems rising from a rhizome 1 to 15 in. — lip not spurred; 
eolumn with а short foot. 
Flower-heads 1:25 in. in diam.; flowers "195 in. across; lip with 
a simple callus at the very base; column not winged . . . . 2. A. myrianthum. 
Flowers-heads 1:5 in. in diam.; flowers :25 in. across; lip with a | 
large bifid basal callus; column not winged, elinandrium entire, 
eaudicle attached to a globular viscid ball . . . . . . . 8. A. callosum. 
Flower-heads 75 in. in diam.; flowers “25 in. across; lip with four 
calli between its lateral Tm column slightly winged near the 
apex, clinandrium dentate, caudicle of pollinia attached to a 
cordate Plant eee Nl ee 22.2 
1. AGROSTOPHYLLUM KHASIANUM, Griff. in Cale. Journ. Nat. Hist. 
IV; 970; € ІН | 
Stems tufted, double fusiform, much compressed, bearing several membranous imbricate 
unequal sheaths in the lower part and in the upper three or four leaves with large loose 
sheaths. eaves thickly membranous, narrowly oblong, tapering to each end; the apex 
blunt, slightly oblique, minutely notched; the base tapering into the short channelled 
petiole. Head "75 in. in diam., on a very short peduncle carrying many pedicels each 
bearing two flowers enclosed in large membranous sheaths. Flowers *2 in. across; floral 
bract lanceolate, shorter than the stalked ovary. Sepals oblong, acute, the lateral pair 
oblique. Petals rather shorter than the sepals, narrowly oblong, the apex acute, the 
margins recurved, Jip constricted in the middle, the part below the constriction saccate, 
the part above it transversely oblong or reniform, blunt, minutely notched at the apex, 
the edges undulate. Column broad, with a constriction and two marginal processes below 
the stigma, foot none. Lip of the anther pointed in front. Pollinia clavate, attached 
to a sub-rotund viseus. Hook fil. Fl. Br. Ind. V, 824. A. planicauk, Reichb. fil. in 
Walp. Ann. VI, 909. Appendicula Hasseltii, Wight Ic., t. 1748, p. 3. (not of Blume). 
Eria planicaulis, Wall. MSS. 
Sikkim, in tropical valleys; in flower during August; Pantling, No. 280. Khasia 
Hills, at 2,000 feet; Gibson, J. D. Hooker and T. Thomson. Manipur; O. B. Clarke. 
oda, Helfer (5219 Kew Distrib.) and others. 
The flowers are white with patches of pale yellow on the apical lobe of the lip and 
of ochre colour on the spur and column. The entrance to the spur is blocked by а 
eallus оп the base of the lip. 
Prate 210.— Agrostophyllum khasianum, Griff. A plant; of natural size. Fig. 1 а flower, seen 
from the front, 2 floral bract, stalked ovary, column, anther and lip, seen from the side, 3 section 
through apex of ovary, column, anther and lip, 4 lip, 9 front view of column with anther іп situ 
and stigma, 6 anther, 7 pollinia; all enlarged. 
