154 Orckidec^. \Bulbophyllum. 



9. D. heterocarpum, Wall. Cat. «. 20 (1828). 



D. aureuni, Lindl. (ien. and Sp. Orch. 77; Thw. Enum. 297; Veitch, 

 Man. Dendrob. 19 C. P. 574. 



Fl. B. Ind. V. 737. Wij,^ht, Ic. t. 1646. Bot. Mag. t. 4708. Bot. 

 Keg. 1839, t. 20 (var. pallidum, Lindl.). Ann. Bot. Gard. Calcutt. 

 viii. t. 74. 



Stems 9-18 in., tufted, elongate, subclavatc, green, con- 

 stricted at the nodes, internodes i in. or shorter, shallowl}' 

 many-ribbed, thickest \-\\ in. diam., terete, leafless when flg. ; 

 1. 4-5 in., oblong-lanceolate, flat, subcoriaceous, tip oblique, 

 subacute or emarginate; fl. 2-3 on a very stout short ped., 

 2-2^ in. diam.; pedicel with ov. about 1 in., very stout, bracts 

 very short, tubular; sep. spreading and recurved, dorsal linear- 

 oblong, obtuse; lateral broader, oblong, acute or apiculate; 

 mentum short, broad, truncate; pet. broader than the sep., 

 ovate-oblong, acuminate; lip as long as the sep., base short, 

 convolute, expanding into a large ovate, acute, obscurely 

 3-lobed, recurved limb, side lobes of limb rounded, margins 

 waved, disk pubescent. 



Upper montane zone above 6000 ft.; common. Fl. Jan. -April; pale 

 or dull primrose yellow, the lip with two orange-purple blotches on the 

 disk; or all orange-coloured but the apex; or {^\x\\'d,x. pallidum) nearly 

 white, with the blotches pale orange. 



Himalaya, Khasia, and Nilgiri Mts., Burma, Java, Philippine Is. 



The so-called 'Primrose Orchid' of Nuwara Eliya, from the sweet 

 faint scent and colour of the flowers. The name, lieterocarpum^ seems 

 to have no application to this species, but has two years' priority over 

 aureum. 



D. cri7iife7-ui)i^ Lindl. in Bot. Reg. 1844, Misc. 41, was described from 

 cultivated plants ' received from Mr. Power in Ceylon.' It is cultivated 

 in Peradenyia (hardens, but is not a Ceylon plant. 



D. latncllatum. Lindl. {D. comprcssum, Lindl. in Bot. Reg. 1S44, t- 53)i 

 was sent, in 1840, to Sion House by Mr. Nightingale from Ceylon. If 

 collected here, it must have been as a cultivated plant; it is a native of 

 Burma and Borneo. 



D. sangui)iolciitum, Lindl. in Bot. Reg. 1S43, t. 6, was sent from 

 Ceylon by Mr. Nightingale, and fld. at Sion House. It is a native of 

 Fenang, cultivated at Peradenyia. 



5. BVI'BOPI'ZYZiI.Uni, Thouars. 

 Pseudobulbs on a creeping rootstock, 1-3-lcaved ; scape from 

 the base of the pscudobulb; fl. solitary, spicate, racemose, or 

 umbelled; sep. subcqual, or the dorsal rather shorter, lateral 

 adnatc to the foot (A the column, forming with it a mentum; 

 pet. various, usualh- very small; lij) jointed at the foot of the 

 column and mobile, small, entire, usually coriaceous or fleshy, 

 strongly recurved ; column very short, its base produced into 

 a long upcurved foot; anther terminal, 2-celled; pollinia 4, 



