Mnferials for a Flora of iJie 'Malayan Prn insula. 177 



8. S. ADXATUS, Eidl. Joiirn. Linn. Soc. XXXIT. SIS. Stem 

 tall and stout. Leaves lorate coriaceous, unequally bifid, 6 inches 

 long 1 inch wide. Eacemes 3 inches long, with a stout purple 

 pedvincle. Flowers 12-16 fleshy, 1 inch long on pedicels the same 

 length. Bracts ovate small. L^pper sepal elliptic obovate obtuse 

 laterals adnate to the colimm foot and lip, beneath apices rounded free, 

 all yellow with red spots. Petals lanceolate yellow. Lip with a 

 narrow claw side lobes oblong obtuse, midlobe shorter ovate, spur 

 porrect broad ol)tusc entrance partly closed by a process, yellow tipped 

 with reddish brown. Column rather with a short foot. Anther 

 ovate obtuse. Pollinia 2 globose, caudicle linear very short joined 

 at an angle with a very much longer linear on disc very small. Eos- 

 tellum very long subulate acute. 



Singapore: Sungei Toas (Ridley) ; Johor: Kota Tinggi (Eidley), 

 Endemic. 



Excluded Species. 



^S*. ample.ricaidis, Echb. fil. is Thrixspermiun Ulacinum, Echb. f. 



S. archnites, Echb. fil. is Thrivspermum Arachnites, Echb. f. 



S. hrachijstachys. Hook. fil. is Thrixspermum calceolus, Echb. f. 



S. filiformis. Hook. fil. is Dendrocolla filiformis, Eidl. 



*S'. liirsutus. Hook. fil. is Ascochilus hirsutus, Eidl. 



S. hirtulus. Hook. fil. is Ascochilus hirtuhis, Eidl. 



S. lilacinus. Griff, is Thrixspermum lilacinum, Echb. f. 



>S'. notabilis. Hook. fil. is Thrixspermum noiahile, Eidl. 



S. recurvus, Hook. fil. is Dendrocolla pardaUs, Eidl. 



*S'. scopa, Hook. fil. is Thrixspermum Scopa, Eidl. 



S. Scortechinii, Hook. fil. is Thrixspermum Scoriecliinii, Eidl. 



S. trichoglottis, Hook. fil. is Dendrocolla trichoglotiis, Eidl. 



5-1. Ascochilus, Eidl. 



Small epiphytes stem short with lorate or linear falcate leaves 

 crowded, or elongate with terete leaves. Scapes short muricate or 

 hairy flowers small in a short raceme. Bracts short quaquaversal, 

 rachis not or hardly thickened. Lateral sepals larger than the 

 upper sepal and decurrent or adnate to the column foot. Petals 

 narrower. Lip 3-4 lobed, side lobes large, midlobe large or very 

 small, spur cylindric pendulous or porrect thick. Column usually 

 tall and slender, foot narrow as long or longer. Anther beaked. 

 Pollinia 2 globose, caudicle linear disc small. Capsule narrow cylin- 

 dric. 



Species 5 or 6. Andamans, Malava and Siam. 



*12 



