76 Materials for a Flora of the Malayan Peninsula. 



dorsal sopcal linear acuminato. Lip half as long as the dorsal three 

 lohcd. side lobes .(Mvct I'oiindcd gradually mcrc^ing in front with the 

 narrowly oblong sidjaeutc Hesby midbilx'. Coliiinn \^^^^y sjiort. apical 

 teeth small sliarp erect. 



Perak: Gunong Batu Piitih (Wray 980), Larnt Hills at 4000 

 feet elevation (Ridley). Endemic. 



43. B. MOXTiGENUM, Eidl. Trans. Linn. Soc. Vol. IT. p. 235. 

 Rhizome stout nearly ^ inch through, pseudobulbs none. Leaf ob- 

 lanceolate or oblong lanceolate subacute tapering into a long petiole, 

 blade 6 to 8 inches long, ^ inch wide coriaceous, petiole 1 to 3 inches 

 long, enclosed with tbe base of tlie raceme in a long brown sheath an 

 incli long. J{aceme o Indies or more long lower portion 1 inch nude. 

 Flowers numerous scattered | inch long, ovary and pedicel yV iQ<^'^i 

 long. Bracts about as long lanceolate. Sej^als lanceolate acuminate, 

 laterals gibbous at the base, subequal. Petals less tban -^ of the length 

 fleshy papillose lanceolate obtuse. Lip as long oblong lanceolate en- 

 tire obtuse pubescent. Column very small foot longer, arms erect 

 acute. 



Pahang: Kluang Terbang (Barnes 1090). Disirib. Borneo. 



44. B. LEPTOSEPALUM, Hook. fil. Fl. Brit. Tnd. V. Uu. Ic. PI. 

 204.5. Tufted plant with very small pseudobulbs crowded. Leaf 

 linear often curved acute narrowed at the base into a long petiole, 4 

 incbes long, \ inch wide. Scape 3 inches long graceful flowers 

 scattered about 15 in number, j inch long, pure white. Sepals lan- 

 ceolate caudate, laterals gibbous at the base. Petals linear lanceolate 

 mucli shorter, l^ip obscurely 3 lobed lanceolate,' side lobes erect, 

 median narrower fleshy pustular. Column short, foot long, arms erect 

 narrow acuminate. 



Penang: Government Hill (Curtis 415). Endemic. 



45. B. APODUM, Hook. fil. Fl. Brit. Tnd. V. p. 76C, Ic. PI. 2043. 

 LMiizome stout woody branched, ])seud()l)ulbs very small globose hidden 

 in sheaths. Leaf stilTly coriaceous oblanceolate or linear oblong blade 

 3-!) inches long i| to li inch wide petiole stout 3 inches long or less, 

 enclosed in a sheath when young, (whole leaf dries red). Ivaceme 

 4 inches long peduncle one inch jor less. Flowers numerous, white 

 tinged with yellow, tips orange, J inch long scattered. Bracts lan- 

 ceoTate acuminate as long as the very short ovary. Sepals lanceolate 

 subacute laterals gibbous at tbe base. Petals linear lorate obtuse about 

 hair as long. Lij) ])ale orange lanceolate recurved acute fleshy entire 

 (with small lobes rounded at base Jlook. fli.). Column short with 

 erect acuminate arms as tall or lalU-r than tlu' anther. Capsule 

 elliptic \ inch long nearly sessile, 



