REPORT OF THE STATE BOTANIST 1902 81 



DIOSCORKAUEAE 



Dioscorea villosa L. 



Wild yam root 

 Thickets along the river. Frequent. Apalachin. June-July. 



IRIDACEAE 



Iris versicolor L. 

 Larger hlne flag 

 Swamps and shores. Common. May-July. 



Sisyrincliium graminoides Bickn. 

 S. a n c e p s Cav. 

 Stout hlue-eyed grass 

 Grassy places. Frequent. June. 



Sisyrinchium angustifolium Mill. 

 Pointed hlue-eyed grass 

 Meadows and pastures. Common. May-August. 



ORCHIDACEAE 



Cypripedium acaule Ait. 

 Stentless lady's slipper 

 Woods, specially on the site of decayed logs. Frequent. May- 

 June. 



Cypripedium liirsutum ^\\\\. 



C. pubescens Willd. 



Large yellow lady-s slipper 

 Wet woods and swamps. Infrequent. June. 



Cypripedium parviflorum Salisb. 

 Small yelloiv lady's slipper 

 Wet or drv woods. Common. June. 



t. 



Orchis spectabilis 1.. 

 Showy orchis 

 Damp woods. Tioga Center. Rare. May. 



Habenaria orbiculata (Pursh) Torr. 

 Large round-leaved orchis 

 Rich woods. Barton. Infrequent. July. 



