SOBRALIA. 
Fl. Perwe. Prodr. 120, t. 26. LO. p. 480. 
SEPALA subzequalia, basi connata. 
Perata tenera, conformia v. pauld diversa. 
Lasettum cucullatum, circa columnam convolutum, indi- 
visum v. trilobum, limbo membranaceo subbilobo, venis clevatis 
aut cristatis ; basi bilamellatum v. 2-callosum, aut omnind in- 
appendiculatum. 
Cotumna elongata, marginata, clavata; clinandrii trifidi 
laciniis carnosis intermedia apice antherifera. ’ Stigma excavatum, 
subrotundum. 
Potirnta pulposo-cereacea, (bis quaterna v. bis terna) condu- 
plicata ; 3 caudiculd nulla. Anthera a stipitata, carnosa, 
semi-quadrilocularis in clinandrium prot 
'RUCTUs carnosus, aut capsularis woe 
Herbe terrestres, Americe tropice, arundinacea, foliose. 
Folia sepius pli ee Lil terminates, bracteis variis, speciosi, 
carnosi aut membran 
e peculiar habit "af he beautiful genus includes species with some 
averse of structure, w t. 
and dichotoma 
a cluster of thickened veins, and S. chry appen 
of any kind. So again, S. dichotoma and rosea have a cory indehiscent fruit, 
fad 
others a capsular one ; and these differences are scarcely reconcileable with 
one and the same genus ; but I do not venture to use them i nee of 
more information respecti eture from 
f the species being at present very insufficiently examined 
According to Rehb. f. there is no di CYATHOGLOTTIs and 
the present genus. 
SUBDIVISIONS OF THE GENUS. 
§ A. Flowers in a naked flexuose raceme. Bracts very short. 
§ B. Flowers in a flexuose raceme, with distant cymbiform 
fol; 
a Lip with crested veins. 
* [eafsheaths or bracts naked. 
%* Leafsheaths or bracts hispid with black hairs. 
2. os with naked veins. 
* Leafsheaths or bracts — with black hairs. 
** Leafsheaths or bracts naked 
Jan. 21, 1854, 
