72 



Class II MONOCOTYLEDONOUS, OR ENDOGENOUS 



Plants. 



Order 92.— ARACEJE. 112. 



1. Arisjema, Mortius. (Arum, L.) 



triphylluiD, Torr. (Indian Turnip.) 



Rich woods. Frequent. Ma} 7 . 

 Dracontium, Scliott. 



Low grounds along Brandy wine, &c. Not common. 

 May. 



2. Peltandra, R of. 



Virginica, Raf. (Arrow Arum.) 



Muddy shores and ditches. Common. June. 



3. Symplocarpus, Salisb. 



fcetidus, Salisb. (Skunk Cabbage.) 



Wet grounds. Common. Feb. — March. 



4. Orontium, L. 



aquaticum, L. (Golden-club.) 



Ponds and slow streams. Frequent. May. 



5. Acorus, L. 



Calamus, L. (Calamus.) 



Muddy shores and ditches; Cherry Island and else- 

 where. Common. May. 



Order 93.—TYPHACE^E. 113. 



1. Type a, Tourn. 



latifolia, L. (Cat-tail.) 



Shores, ponds, and ditches. Common. June, 

 angustifolia, L. (Small Cat-tail.) 



Similar situations. Frequent. June. 



2. Sparganium, Tourn. 



simplex, Hudson. (Bur-reed.) 



Slow streams and ditches. Common. July. 



Order 94.— LEMNACE.ZE. 114. 



1. Lemna, L. 



minor, L. (Duck-weed. Duck's-meat.) 



Ditches, S. of Wilmington* J. Brown's. Frequent. 



