ORCHIDEiE HORTT KEWENSIS. 489 



Petala adscendentia secunda. Columna petaloideo-dilatata. 

 Masses pollinis 4. 



] . C. americana, labello basi angustato subuuguiculato : 

 calcare semibifido laminarn superante dentibus acutis, pe- 

 dunculo germine longiore. 



Calypso borealis. Salisb. paradis. 89. (exclusis, ni fallor, 

 synonymis.) 



Nat of North America. % . 



MALAXIS. {Swart* in act Stockholm. 1800, jh. 233.) 

 Brown mss. 



Lahellum explanatum indivisum sessile (ssepius posticum). 

 Petala 5 angustiora, patula v. deflexa. Masses pollinis 

 4 parallels, apicibus stigmati affixse. 



1. M. paludosa, foliis subquaternis apice scabris, scapo 

 pentagono, labello concavo acuto. Willden. sp.pl. 4, p. 91. 



Engl dot 72. 



Nat of England. % . 



2. M. Loeselii, foliis binis ovato-lanceolatis, scapo trigono, 

 labello apice ovato recurvato. Willden. sp. pi. 4, p. 93. 



Ophrys Loeselii. Engl, hot 47. 

 Nat of England. % . 



3. M. lilifolia, foliis binis ovato-lanceolatis, scapo tri- 

 quetro, petalis interioribus reflexis discoloribus, labello 

 concavo obovato apice acuto. Willden. sp. pi. 4, p. 92. [209 



Ophrys lilifolia. Andrews's reposit 65. 

 Nat of North America. % . 



CORALLORRHIZA. {Hall, hist %p. 159.) Brown mss. 



Labellum basi productum : calcare adnato v. libero. 

 Columna libera. Masses pollinis 4 obliqnae (nee parallels). 



