ORCHIDACEiE 



anguste lineare, apice complicato acutum, basim pedunculi plus 

 minusve vaginans, rigidum, erectum, subcoriaceum. Peduncu- 

 lus cum inflorescentia semper folium excedens, bialatus. Rachis 

 brevis. Bracteae distichae, approximatae vel imbricatae, condu- 

 plicatae. Flores succedanei, parvi. Sepala lateralia lanceolato- 

 ovata, apice incrassato cucullata, obtusa, leviter obliqua, nervis 

 tribus subapproximatis. Sepalum dorsale lanceolatum, apice 

 obtusum et paulum incrassatum, nervis similibus praeditum. 

 Petala spathulato-linearia, e basi perangusta sensim dilatata, 

 apice rotundata, uninervia. Labellum in circuitu triangulari-lin- 

 gulatum, ad basim plica magna utrinque instructum, deinde 

 fere ad medium constrictum, tum in laminam ovatam trun- 

 catam extensum. Callus magnus, transverse oblongus ad basim 

 in medio stat. Gynostemium breve et crassum, basi latissimum, 

 in parte superiore alis binis parallelis porrectis rotundatis in- 

 structum. 



Plant slender. Rhizome 1.5-2 mm. thick, slender, woody, 

 clothed with short imbricated scarious sheaths. Roots about 

 .6 mm. thick, numerous, fibrous, flexuous, longitudinally sul- 

 cate. Pseudobulbs approximate or as much as 1 cm. apart, ± 3 cm. 

 long, 5 mm. wide below, monophyllous, more or less gradually 

 attenuated from a pyriform base to the long closely striate neck, 

 sheathed when young. Leaf ±15.7 cm. long, 6 mm. wide across 

 the slightly broader upper portion, narrowly linear, acute at the 

 complicate-mucronate apex, more or less sheathing the base of 

 the peduncle, rigid, erect, subcoriaceous, many-nerved. Peduncle 

 with the inflorescence ±21 cm. long, always surpassing the leaf, 

 two-winged, about 1.4 mm. wide in the middle and a little wider 

 just beneath the inflorescence. Rachis 1-4 cm. long, zigzag. 

 Bracts ±5 mm. long, alternately distichous, closely approximate 

 or imbricating, conduplicate, ascending. Flowers successive, 



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