Materials for a Flora of the Malayan Peninsula. 181 



Sepals and petals caudate. Lip 3 lobed. 



Sepals linear lanceolate caudate . . 5. T. arachnites. 



Sepals liucax' caudate t| inch long . . 6. Th. crassifolium. 



Sepals lanceolate acuminate 2^ inch long 7. T. Scorterhxnii. 



Sepals and petals caudate. Lip entire 8. T. notahilc. 



1. Th. lilacixum, Echb. lil. Xenia. Orcli. II. p. 121. Stems 

 several feet long 3-6. Leaves ovate amplexicaul unequally bilobed 

 an inch long 5 inch wide. Peduncles stiff -i to 10 inches long, racemes 

 3-0 inches long. Bracts ovate \ inch long. Flowers an inch across, 

 white or pale lilac, pedicels nearly an inch long. Sepals and petals 

 ovate obtuse. Petals smaller all spreading. Lip shorter, side lobes 

 falcate acute, midlobe blunt conic, Avith an obloijg truncate callus on 

 tlie disc, base of lip saccate. Column short broad, foot short. 

 Anther small conic. Pollinia deeply bifid oblong, with a triangular 

 disc. Capsule suljcylindric 4 inuhes long \ inch tbick. Pidl. Journ. 

 Linn. Soc. XXXIl. Sarcochilns lilncinus, (Jritf. Xotul. III. p. 334. 

 Ic. PI. As. t. 320. f. 2. Hook. fil. Fl. Brit. Ind. \o\. \i. p. 40. Bot. 

 Mag. t. 77.54. Echb. fil. Walp. Ann. VI. p. 499. DendrocoUa am- 

 plexicauJe, Bl. Bijdr. p. 288, Aerides amplexicaiih', Lindl. Gen. and 

 Sp. Orch. PI. p. 239. Orsidice aniplexicaulis and 0. lilaciniis, Pchl). 

 fil. Bonplandia 11. p. 93. 



Singapore: Holland Road, Seletar (Ridley li92) ; Pahang: 

 Pulau Cbengei, Pahang River (Ridley 2351), Pekan (Ridley 138r)) ; 

 Malacca: Aver Panas (Derry 284), Chabau (Xative Coll.) ; Selangor: 

 Pudu (Goodenough) ; Perak: Taiping (Ridley), Changkat Jerin 

 (Wray 18*2) ; Penang (II. Singap.). Distrib. Borneo. 



In open grassy swamps, Blume's desci-iption of DendrocoUa 

 aniple.ricoule does not agree Avith this plant, and it is perhaps not 

 conspecific. X^ative name " Rumput Sesudu Paya." 



2. T. CALCEOLUS, Rfhb. fil. Xcnia. Orcb. II. p. 122. Stems stout 

 10 to 12 feet long, sliglitJy fiaftened. Leaves lanceolate coriaceous 

 2-4 inches long unequally bilobed, sbeaths ribbed | inch long. Ra- 

 cemes an inch long, 1 to 3 together numerous, sessile. Bracts ovate 

 cucullate 5 inch long. Flowers few opening singly or in paii's on each 

 raceme, 2 inches across white fragrant, pedicel and ovary | an inch 

 long. Sepals widely lanceolate acute keeled. Petals nai-j-ower oblan- 

 ceolate. Lip shoe shaped base saccate, side lobes falcate acute, mid- 

 lobe conic obtuse, callus oblong truncate excavate at apex, all white 

 except an orange spot round the callus, and small orange and crimson 

 dots at the base of tbc lip. Column short white. Anther thin ovate 

 quadrate. Pollinia semipyriform 4 disc renil'orm. Capsule cylindric 

 6 inches long. Sar.rochilus CuUxolus, Lindl. Bot, Reg. (l'84(i} t. 

 19. S^lradujstachys, Hook. fil. Fl. Brit. Ind. ^'I. p. 41. 



