42 Materials for a Flora of the Malayan Peninsula. 



25. D. TERMiXALE, Par. and Kohb. fil. Trans. Linn. Soc. XXX. 

 1874, p. 149. Stems iive to six Indies long, flattened numerous. 

 Leaves lanceolate acute ^ inch long ^ inch wide. Eacemes very short 

 distinct not tufted, borne on old leafless stems. Flowers in pairs 

 ratlier thin-textured, pedicels ^ incli long slender. Bracts few. Up- 

 per sepal ovate oldong laterals much larger ovate triangular falcate 

 I inch long. Mentum thick curved obtuse. Petals much smaller 

 linear lorate. Lip oblong cuneate, lateral lobes deflexed truncate 

 midlobe not much longer bilol)ed, lobes rounded crisped with an orange 

 spot in the centre, the rest of the flowers primrose 3ellow. Column 

 narrow an orange spot at the base, no arms. Hook. fil. Ann. Bot. 

 Eoy. Gard. Calc. D. Mannii Eidley, Journ. Linn. Soc. XXX. 246. 



Malacca: Mt. Ophir District (Derry). Distrib. Assam, Burmah. 



§5. StIiongyle. 



2G. D. TERES, Lidl., Bot. Eeg. 1840, Misc. p. 51. Stems several 

 slender stiff 10 to 15 inches long. Leaves distant terete obtuse dark 

 green, 2 to 4 inches long I inch through, sheaths 1 j inch long terete. 

 Flowers f inch long opening singly f I'om tufts of bracts on the ends of 

 the bare portion of the stem. Pedicels and ovary ^ inch long. Sepals 

 lanceolate acute subequal ^ inch long white. Mentum more than ^ 

 inch long straight conic obtuse. Petals a little narrower. Lip short- 

 er 3-lobed lateral lobes oblong ovate subacute, white with orange veins, 

 midlobe narrower lanceolate acuminate, keels on the disc three, mid 

 one shortest, ilanio-coloured. ("ohimn nearly sti'aight clianncllod in 

 front. Anther conic. Hook. fil. Fl. Brit. Ind. V. p. 72G. and Ann. 

 Roy. Bot. Gard. Calc. Vol. V. pi. 11. 



Singapore: Toas, (Eidley 1702) : Selitar (Eidlev) ; Johor: Kota 

 Tinggi (Eidley); Perak : Larut Hills (Curtis); Penang (Curtis). 

 Endemic. 



27. D. FLEXILE, Eidl, Journ. Linn. Soc. XXXIL 251. Stems 

 numerous 3 inches long slender flexuous pendulous. Leaves 5 inch 

 long terete acuminate acute opressed to tbe stem. Flowers subter- 

 minal -} inch long. Upper sepal small lanceohite acute, laterals ovate 

 triangular acute. Mentum much larger obtuse curved, white. Petals 

 small linear white. Lip white with a central orange spot, claw linear, 

 no lateral lobes, midlobe obovate rounded apex obscurely 3-lobed edge 

 denticulate. 



Singapore: Bukit Timah (Eidley); Johor (Eidley); Pulau Aor 

 (Fielding). Endemic. 



28. D.KEXTROPiiYLLUM, Hook. fil. Fl. Brit. Lid. V. 725. Ic. PI. 

 2021. Stems tufted stout 4 to 8 incbes long. Leaves subterete 

 straigbt, thick acute | to 1 inch long, v\ incli through, numerous, 

 sheatlis } inch long. Flowera lateral on tlie termiiuil leafless portion 

 i inch long. Upper sepal ovale oblong, laterals obtuse. Mentum 



