IOWA ACADEMY OF SCIENCES. 165 



Calopogon pulchelhis R. Br. Johnson Co. One specimen 

 with three flowers on season's stem and two capsules on pre- 

 ceding year's stem was collected on top of a bluff in open 

 woods. 



Pogonia pendula Lindl. Johnson Co. Woods, infrequent. 



Orchis spectabilis L. Johnson Co. Frequent locally. 



Habenaria bracteata R. Br. Decatur and Johnson Cos. 

 Woods, infrequent. 



H. leucopkcea Gray. Decatur Co. Low prairie, infrequent. 



Oyripedium parviflorum Salisb. Crawford and Johnson Cos. 

 Rich woods, frequent. 



C. pubescens Willd. Decatur, Appanoose, and Johnson Cos. 

 Rich woods, frequent. 



C. spectabile Swartz. Johnson Co. Rich upland woods, infre- 

 quent. 



C. candidum Muhl. Page Co. Infrequent. 



lRIDACE^E. 



Iris versicolor L. Decatur and Johnson Cos. Along ponds, 

 marshes, infrequent. 



Sisyrinchium angustifolium Mill. Page, Decatur, Des Moines, 

 Shelby, and Johnson Cos. Fields and open woods, common. 

 White and blue flowered forms. 



S. anceps Cav. Decatur and Johnson Cos. Open woods 

 infrequent. 



AMARYLLIDACE^E, 



Hypoxie erecta L. Decatur, Shelby', and Johnson Cos. 

 Meadows and prairies, common. 



DIOSCORIACEiE. 



Dioscorea villosa L. Decatur, Appanoose, Van Buren, and 

 Johnson Cos. Woods, frequent. 



LILIACE.E. 



Smilax herbacea L. Decatur, Appanoose, Shelby, and John- 

 son Cos. Woods, frequent. 



8. hispida Muhl. Decatur and Shelby Cos. Woods, fre- 

 quent. 



S. ecirrhata Wats. Johnson Co. Woods, infrequent. 



A?liurn triooccum Ait. Decatur and Johnson Cos. Rich 

 woods, frequent. 



