82 NEW YORK STATE MUSEUM 



Habenaria hookeriana Gray 



Hookers orchis 

 Damp woods. Barton. Infrequent. June. 



Habenaria clavellata (Michx.) Spreng. 

 H. trident a ta Hook. 

 SiiiaM green wood orchis 

 SAvain])s near Barton. Infrequent. August. 



Habenaria lacera (Mielix.) K. Br. 

 Ragged orchis 

 Swamps. Apalachin. Frequent. July. 



Habenaria psycodes (L.) Oray 

 Fiirple-fringed orchis 

 Damp woods. Common. July- August. 



Pogonia ophioglossoides (L.) Ker 

 Rose pogonia 

 Mutton hill pond and bogs north of Barton. July. 



Gyrostacliys cernua (L.) Kuntze 

 Spirant hes cernua Rich. 

 Nodding ladies' tresses 

 Damp open places. Common. September. 



Gyrostachys gracilis (Bigel.) Kuntze 



Spiranthes gracilis Bigel. 



Slender ladies' tresses 



Dry thickets and specially in pine groves. Infrequ(^nt. 



Apalachin. August. 



Peramium repens (L.) Salisb. 



Goody era repens R. Br. 

 Small rattlesnake plantain 

 Evergreen woods. Infrequent. July-August. 



Peramium repens ophioides Fern. 

 With the type but more frequent. July- August. 



Peramium pubescens (Willd.) MacM. 



Goodyera pubescens R. Br. 



Downy rattlesnake plantain 



Woods, usually under evergreens. Frequent. July- August. 



