271 



18^*% Hàbenaria Balansaei Cogn, spec. nov, (Sect. 

 Nudae) rcaule gracillimo, longiusculo, basi squamuloso, 

 paucifoliato ; foliis graminoideis, anguste linearibus, 

 acutis, basi longe vaginantibus ; racemo brevi, laxo, 

 pauci-pliirifloro ; bracteis lanceolatis, longe angusteque 

 acuminatis, ovario satis brevioribus ; sepalis apice trun- 

 catis et minute apiciilatis angulis acutis subapiculatis, 

 dorsali late ovato, lateralibus subduplo longioribus, 

 ligulatis, basi constrictis, deflexis; petalis bipartitis, 

 partitione postica oblongo-ligulata, obtusiuscula, falcata, 

 sepalo dorsali sublongiore, antica paulo longiore, anguste 

 lineari, acutissima, basi attenuata, patenti-deflexa ; labello 

 fere usque ad basin tripartito, partitionibus subaequi- 

 longis, acutiusculis, inferne attenuatis, lateralibus satis 

 divergentibus anguste linearibus, intermedia lineari- 

 oblonga convexa; calcari pedulo, anguste lineari, acutis- 

 simo, superne leviter incrassato, ovario paulo bre- 

 viore; processubus stigmaticis mediocribus, linearibus, 

 porrectis, obtusis. 



Tuberidia oblonga, apice rotundata, 1 1/2 cm. longa, 

 3-4 mm. crassa. Gaulis erectus, strictus, teres, 2 ^2-4 dm. 

 longus, 1-1 1/2 mm. crassus, sparse vaginatus. Folia 1-2, 

 erecta, limbo 2-3 cm. longo, vagina arcte adpressa, 

 1-3 cm. longa. Racemus erectus, 2-6 cm. longus, 

 3-10-florus. Bracteae arcte adpressae, inferne vaginantes, 

 pallide \irides,8-12 mm. longae. Flores flavo-virescentes. 

 Sepala subtiliter trinervulosa ; dorsale valde concavum, 



2 1/2 mm. longum, 2 mm. latum ; lateralia valde obliqua, 

 4 mm. longa, 1 1/3 mm. lata. Petala tenuiter membra- 

 nacea; partitio postica erecta, subtiliter binervulosa, 



3 mm. longa, 1 1/4 mm. lata; partitio antica satis arcuata, 



4 mm. longa, 1/3 mm. lata. Labellum carnosulum; 

 partitiones latérales patulae vel ascendentes, 5 mm. 



