124 NEW YORK STATE MUSEUM 



THYMELEACEAE 

 Dirca palustris L. 

 3{oosewood 

 Cold, damp woods, specially along mountain streams. Infre- 

 quent. April-May. 



ONAGRACEAE 



Isnardia palustris L. 

 L u d w i g i a palustris. Ell. 

 Marsh purslane 

 Swamps and muddy places along brooks. Common. June- 

 October. Chamaenerion angustifolium (L.) Scop. 

 E p i 1 b i u m a n g u s t i f o 1 i u m L. 

 Great willoiv herh. Fireweed 

 Wet or dry soil. Often abundant in woodlands recently over- 

 run by fire. June-August. 



Epilobium lineare ^lubl. 

 Linear-leaved willow-herh 

 Swamps. Common. July- August. 



Epilobium coloratum Mubl. 



Purple-leaved loilloiv-herh 



Low grounds. Infrequent. July- September. 



Epilobium adenocaulon Haussk. 



North em loilloiv-herb 



Moist ground. Common. July-September. 



Onagra biennis (L.) Scop. 

 Oenothera biennis L. 

 Evening primrose 

 Roadsides and fields. Common. June- September. 



Kneiffia pumila (L.) Spacli 

 Oenothera pumila L. 

 iSm all sundrops 

 Fields in wet or dry soil. Common. June-July. 



Kneiffia fruticosa (L.) Raimann 

 Oenothera fruticosa L. 

 Corn Dion SKiidrops 

 Dry soil. Frequent.. June-July. 



