21 



TRICHOSMA siiavis. 

 Sweet-scented Hair Orchis. 



GYNANDRIA MONANDRIA. 

 Nat. ord. Orchidace.e, § Epidkndre.^. 



TRICHOSMA. Sepala patula, requalia, lateralia basi producta co- 

 lumnse pedi adnata. Pe#«/a conformia, erecta. Labellum tvi\ohww\, cristatum, 

 cucuUatum, cum pede columnse articulatum . Cohmina carnosa, marginata. 

 Anthera carnosa, fornicata, bilocularis, valvis verticalibus margine sphacelatis. 

 PoUinia 8, quaternatim cohserentia, duobus cuique phalangi minoribus ditfor- 



mibus. Epiphyta, ebulbis, caule squamis verrucosis vestito diphyllo. Folia 



subcarnosa, petiolata. Spica terminalis, basi spathacea. 



Trichosma suavis. 



Ccelogyne corouaria. Bot. Reg. 1841, misc. 178. 



Caules teretes, angustissimi, diphylli. Folia lanceolata, acuminata, nn- 

 dulata, coriacea, obsolete trinervia, racemi pedunculo basi tantum scpiamato 

 longiora. Bracteae setacece apice sphacelates. Labelli lobi rotundati late- 

 ralibus planis intermedio undulato ; ci'istse lamellis crispis in lobuni interme- 

 dium n, in hi/pochilium 4 tantum geminatis. Columna semiteres, carnosa, 

 marginata. Anthera carnosa, antich projiciens, rotundata, fornicata, bilo- 

 cidaris ; valvis verticalibus, margine rdgro-siphacelatis. Pollinia 8, cereacea, 

 libera, quaternatim coharentia ; duobus cuique phalangi ovalibiis duobus 

 cuneatis emarginatis. 



When this curious plant was sent me from Chatsworth 

 I too hastily referred it to the genus Ccelogyne, misled by a 

 certain similarity of appearance and structure. It is however 

 so very different in several circumstances, that I feel obliged 

 to recognize in it a genus distinct from any hitherto described. 



From Ccelogyne it differs in the projecting foot of the 

 wingless column, in the singular fleshy anther, and in the 

 eight pollen-masses. It is more nearly allied to Ceratium, 

 but that genus, according to Blume, has a two-celled anther, 

 four of the pollen-masses very small, a siliquose fruit, and the 



* From Qpii,, hair, and Konpoc, ornament. 



