180 VANDER. 
Рілте 111. Eulophia obtusa Hook. f.—Entire plant, reduced to 1. Portion of 
flowering stem,—of natural size. Fig. 1, single flower; 2, ditto, with sepals and petals 
removed; 3, lip, spread out ; 4, column; 5, anther, front and side views; 6, pollinia, front 
and back views ;—all enlarged. 
14. Geodorum Jackson. 
Terrestrial herbs with underground subglobose rhizomes. Leaves elliptic, plicate, 
their sheaths forming a pseudo-stem, Scape from the base of the pseudo-stem, stout, 
erect, sheathed, bearing а decurved corymbose raceme. J lvwers rather crowded and 
narrow, about 15 mm, long. Sepals equal, oblong, subacute, егесі, Petals as long as the 
sepals, but broader and blunt. Zip sessile on the base of the column, broadly ventricose 
at the callus-bearing base, without side lobes; apex broad, rounded bifid or emar- 
ginate. Column shorter than the lip. Anther broad, 2-celled; pollinia 2, broadly and 
dimidiately ovoid, attached by a slender tapering caudicle to a small orbicular gland.— 
Species about 10; Indian, Malayan, Chinese and Australian, 
GEODORUM PURPUREUM R. Brown in Ait. Hort. Kew. ей. 2, v, 207. 
Tuber globose, apiculate, about 3 cm. in diam. Pseudo-stem 7:5 to 15 ст. long. 
Leaves broadly elliptic, acute, tapering to the long sheath, 15 to 3 dm. long and 
7:5 to 10 cm. broad. Inflorescence shorter than the leaves; raceme short, corymbose, 
drooping when in flower, but erect in fruit; floral bract large, lanceolate, longer than 
the ovary. Flowers white or pale purple about 15 mm. long. Sepals linear-oblong, 
acute, 3-nerved. Petals broader, 5-nerved, with thickened midribs. Lip very ventri- 
cose at the base and much thickened, the rounded minutely notched apical lobe also 
much thickened; disk with a conspicuous yellow callus at the base from which 
extends a broad channelled ridge towards the granulated apex. Anther with a 3-lobed 
apex, puberulous; pollinia 2, with elongate pits on their posterior surface, caudicle broad, 
Lindl. Gen. and Sp. Orch. 175; Dalz. & Gibs. Bombay Fl. 266; Hook. f. Fl. Br. 
Ind. vi; 16; King & Pantl. in Ann, Roy. Bot. Gard. Cale. уш, 181, t. 245. С, 
dilatatum Wall. Cat. 7376. Limodorum nutans Roxb. Cor. Pl. i, t. 40; Fl. Ind. Iii, 
470. .Malazis nutans Willd. Sp. Pl, iv, 93. 
Dehra Dun, Mackinnons collector. Flowers during June and July. It extends 
eastwards to Nepal, Sikkim and Bhutan, and south to Malabar and the Konkan, 
also in the Andaman Islands and the Malay Peninsula. 
15. Oreorchis Lindl. 
Terrestrial; pseudo-bulb corm-like, broadly ovoid, 1- or 2-leaved. Leaves long, 
narrow. Scape tall, slender, produced from the side of the pseudo-bulb, Flowers 
rather small, im racemes. Sepals ovate-lanceolate, Petals subsimilar and slightly 
spreading or subconnivent. Zip more or less oblong, attached to the base of the 
column by а short narrow claw, gibbous at the base or not, anterior part 3-lobed; 
side lobes short, entire; terminal lobe broad, more or less bifid. Column elongated, 
stout, ore mor less curved, the apex subtruncate. Anther l-celled. Pollinia 4, globose, 
