Wiegand: a Revision of the Genus Listera 171 



The specimen labeled this in the Gray herbarium and collected in 

 Sikkim by Hooker and Thomson is identical with the one labeled 



/ 



Kxplanatlou of Plates 356, 357 



Similar parts are drawn to the same scale, in all cases; a\ entire plant; b, flower, 

 .side view ; c^ labellum as seen from above ; d^ column, side view. 



Listera puberiila Maxim. 6. Listera convallarioides (Swartz) Torr. 



3 

 4 



5 



Li 



ii. 



a 



a 



auriaiiata ^Y>, nov. 7. " S ma Hi i nom. nov. 



pinetorum Lindl. 8. " caurina Piper. 



(Tvaia (L.) R. Br. 9. *^ cordata (L.) R. Br. 



boreahs Morong. 10. '' atisfralis Lindl. 



Cornell University, 



