— 475 — 



B. Labelli lobi laterales rhombei iutermed. cune- 

 atus. 21. C. jcq)onica Krzl. 



C. Labelli lobi (later. et intermedius) obovati. 



22. C. gracilis Krzl. 



D. Lobi labelli laterales in angulos plerumque 

 triangulares extrorsos reducti. 



1. Lobus intermedius obovatus fere orbicularis. 



23. C. cylindrostachya Krzl. 



2. Lob. intermed. linearis calcar cylindricum. 



24. C. imerinensis Riclley 



3. Lob. intermedius lanceolatus calcar sigmo- 

 ideum. 25. G. sicjmoiclea Krzl. 



4. Lob. intermedius cuneatus retusus apicu- 

 latus. 26. C. calcarata Durand et Schinx 



E. Labellum antice bifidum v. trifidum. 



§ Labellum antice trifldum lobi aequales. 



27. C. paucifoUa Rchh. f. 

 §§ Labelum bifidum. 



Calcar longum filiforme. (Plores lutei brun- 

 nei striati more Telipogonis). 



28. C. Betsileensis Krzl. 

 Calcar breve. (Flores omnino glandulosi 

 pilosi). 29. C. glandulosci Ridley 



F. Labellum omnino simplex. 



§ Labellum cuneatum obcordatum. 



30. C. tenerrima Ridley 

 §§ Labell. ligulati-oblongum acutum. 



Calcar filiforme apice vix v. non inflatum. 



31. C. galeata Rchh. f. 

 Calcar basi flliforme deinde per 2/3 longitudi- 

 nis inflatum. 32. C stenoglossa Krzl. 



§§§ Labellum a basi latiore augustatum. 



38. C. hrevicornu RicUey 



1. Cynosorchis calantlioides Krzl. Radicibus 



crassis satis longis, caule valido circ. 50 cm alto incurvo (an 



semper?) folio 1 maximo ad 40 cm longo 10 cm lato oblongi- 



lanceolatOj vagina 1 bracteiformi magna lanceolata foliacea 



