The searcity of herbarium material in this genus has 
made it difficult to arrive at satisfactory conclusions con- 
cerning the specific delimitations of some of the concepts. 
Palmorchis Rodrigues Gen. & Sp. Orch. Nov. 1 
(1877) 169. 
Jenmania Rolfein Kew Bull. 1898: 198, non Wiichter 
in Flora 84 (1897) 349. 
Rolfea Zahlbruckner in Journ. Bot. 86 (1898) 493. 
Neobartlettia Schlechter in Fedde Repert. 16 (1920) 
440. 
Perianth campanulate or connivent. Sepals and petals 
similar, oblanceolate or oblong-oblanceolate (petals rarely 
linear). Lip much broader than the other segments, more 
or less distinctly 8-lobed above the middle or at the apex, 
adnate to the lower part of the column by the central 
part of the disc; dise pilose or glabrous, adorned with 
thickened nerves or calli. Column long and slender, ar- 
cuate above; clinandrium short, concave ; rostellum short, 
convex; stigmatic orifice transversely oval. Anther ter- 
minal, opercular, incumbent, hemispheric-conic, 2-celled. 
Capsule slender, elongate, terete, with the column per- 
sistent. — Tall, terrestrial, caespitose herbs with the habit 
of Corymborchis. Leaves several, elliptic or elliptic-lance- 
olate, plicate with several prominent nerves. Inflorescence 
terminal or lateral or both, either racemose or paniculate. 
KEY TO THE SPECIES AT PRESENT RECOGNIZED 
Flowers more than 1.5 cm. long 
Mid-lobe of the lip minute, triangular-ovate; disc with 4 tubercles 
toward the apex 6. P. sobralioides 
Mid-lobe of the lip conspicuous, transverse, retuse or bilobed ; dise 
without tubercles 
Flowers about 1.7 em. long; dise of lip with 5 longitudinal la- 
mellae 4. P. Powellii 
Flowers about 2 ecm. or more long; dise of lip with 3 central 
thickened nerves, at least above 5. P. pubescens 
Flowers less than 1.2 cm. long 
[ 112 ] 
