^6 Materials for a Flora of the Malayan Peninsula. 



3T. D. PIosEi, Ridl., Trans. Linn. Soc, 111. p. 363. Stems over 

 two feet long ^ inch through, flexuous. Leaves lanceolate acuminate 

 very unequally bifid, 3 inches long § inch wide, sheaths f inch long. 

 Racemes from the l3ase of the internodes slender | inch long, 3-4 

 flowered. Bracts ovate acute j'g inch long. Ovary and pedicel ^ inch 

 long. Sepals white oblong ovate acute ^ inch long, laterals larger. 

 Mentum as long as tlie sepals straight. Petals narrower linear white. 

 Lip ocreous oblong '^ inch long, side lobes acute curved white with 

 brown veins midlobe oblong reniform retuse edge sinuate ciliate with 

 three brown parallel veins. Column broad narrowed upwards, arms 

 erect acute. 



Pahang: Tahan Eiver (Pidley 2302). Distrib. Borneo. 



38. D. KEVOHTUM, Lindl., Bot. Reg. 1840, Misc. p. 51. Stems 

 numerous pendulous 2 feet long grooved, -} inch thi'ougli. Leaves 

 braodly lanceolate thinly coriaceous, uneciually bilobed 3-3i- inches 

 long f inch wide, sheaths -J--1 inch long. Flowers solitary on a very 

 short peduncle from the base of an internode. Bracts minute ovate 

 acute. Pedicel and ovary ^ inch long. L^pper sepal ovate acuminate 

 f inch long, laterals larger broadly ovate. Mentum short blunt § inch 

 long. Petals lanceolate shorter. All white recurved. Lip porrect, 

 § inch long fleshy, lateral lobes short obtuse deflexed. Median much 

 larger oblong ovate truncate retuse, all dull orange with 3 central 

 brown streaks. Column thick white narrowed upwards with two thick 

 keels in front, arms tooth-like erect. Hook. fil. Bot. Mag. t. 6706. Fl. 

 Brit. Ind. V. 732 (in part) Paxt. Fl. Card. I. 63, fig. 42. 



Singapore: Wayang Satu (Ridley); Johor: Batu Pahat; Ma- 

 lacca: Aver Panas (llervey) ; Kedah : Gunong Jerai (Ridley 5141).. 

 Distrib. Tenasserim, Rhio. 



39. D. rxiFLoniM. (irifp. Xotulae 111. p. MO.-). Tc. PI. As. t. 

 203. Steins al)out a foot tall, grooved. Leaves oblong lam-eolate un- 

 equally l)ilol)ed l-]{ inch long or less, \ inch wide, slieaths | inch long. 

 Flower solitary white ^ inch across. Peduncle very short -J inch. 

 Pedicel and ovary over an inch long. Bracts ovate lanceolate acute. 

 Upper sepal ol)long acuminate J inch long, j inch wide, laterals 

 similar. Mentum shorter straight blunt. Petals obovate acute nearly 

 as long as the sepals. Lip f inch long cuneate three lobed, lateral 

 lobes large ol)long l)lunt, midlobe longer obovate bilobed. two raised 

 ridges violet run on the disc. Column broad, flat in front with a 

 raised line, arms veiT snuill green. 



Malacca: Mt. Ophir (Criflith, llullctt bijl, Derry 612) : Perak : 

 Larut Hills ( Ifidlcy) ; epiphyte 3-4,000 alt. Pandemic. 



40. D. METACiiiLiNUM, Rchb. fil. Bonphuulia III. 1855, p. 222. 

 Stems tutted stout over a foot long, ^^ iiich thick deeply grooved. 

 Leaves three inches long f inch wide broadly lanceolate apices very 



