Materials for a Flora of the Malayan Peninsula. 41 



Singapore: Kranji, Seletar (Ridley); Johor : Batu Pahat; Ma- 

 lacca: (Griifith) ; Perak: Taipeng (Curtis); Penang: Maingay). 

 Distrib. Borneo. 



22. D. ATRORUBENS, Eicll., Journ. Linn. See. XXXII. 147. 

 Stems rather stout pendulous or erect, sometimes branched 12 to 24 

 inches long with numerous long blackish roots. Leaves imbricating 

 lanceolate acute one inch long 5 inch wide. Racemes subterminal and 

 lateral with very numerous lanceolate acute Ijracts, forming a tuft ^ to 

 f inch across nodding. Flowers j inch long deep red. LTpper sepal 

 lanceolate acute, laterals larger triangular. Mentum wide obtuse. 

 Petals shorter linear. Lip linear cuneate lateral lobes short tooth- 

 like acute, at the case of the thickened rounded terminal lobe, a conical 

 tubercle beneath. 



Perak: Larut Hills at 3,000 feet elevation (Ridley); Pahang : 

 Kluang Terbang (Barnes 11230); Kedah : Gunong Jerai (Ridley 

 5140). On stumps and low trees at about 2,000 to 5,000 feet eleva- 

 tion. Endemic. 



23. D. Leonis, Rchb. 111. Walp. Ann. VI. 280.. Stems crowded 

 in a tuft 4 to 8 inches tall. Leaves thick cultrate or ovate subacute ^ 

 inch long and but little narrower. Racemes terminal short broad with 

 many bracts. Flowers appearing singly fleshy yellowish spotted with 

 pink, scented of vanilla. Upper sepal shortly ovate obtuse I inch 

 long, lateals larger widely ovate. Mentum large short and broad. 

 Petals lorate spathulate smaller. Lip oblong nearly entire shorter 

 than the sepals apex bilobed lobes rounded ciliate, an orange yellow 

 central bar ending in small callus. Column short yellow with an 

 orange spot at the base. Anther helmet-shaped. Hook. fil. Fl. Brit. 

 Ind. V. ?23. Ann. Roy. Bot, Calc. V. pi. 10. Aporum indivisum 

 Lindl. (non Bl.) Gen. and Sp. Orch. pi 70. A. Leonis Lindl. Bot. 

 Reg. 1840, Misc. 59, Griff. Calc. Journ. Nat. Hist. V. 368. 



Singapore: Changi, etc. (Ridely) ; Johor: Batu Pahat (Kelsall) ; 

 Pahang: Kwala Pahang, Kota Glanggi (Ridley); Malacca: Jasin 

 (Derry) ; Sungei Bahru Ulu (Ridley). Disti-ib. Cochin China, Bor- 

 neo. 



• 24. D. PROSTRATUM, Ridl., Journ. Linn. Soc. XXXII. 248. 

 Stems creeping branched, rooting. Leaves I inch long nearly as wide 

 oblong triangular subacute or obtuse fleshy, deep green or red. Flow- 

 ers resembling the preceding but smaller pale yellow, sometimes red 

 punctate. Upper sepal ovate obtuse, laterals much larger ovate sub- 

 falcate. Mentum short broad curved. Petals much smaller spathu- 

 late. Lip oblong apex dilate refuse, keel on the disc orange, with a 

 small quadrate erect callus. 



Singapore: Kranji (Ridley) ; Selangor: Sepang (Ridley) ; Xegri 

 Sembilan : Perhentian Tinggi (Ridley). Endemic, 



