JUNCACE.E; PONTEDERIACEJE; COMMELINACE.E ; CYPERACE/E. 



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English Names. Geolog'l Station. Natural Habitat. 



Wet meadows. 



Open woods. 



Latin Names. 

 Stenajithium, Gray. 

 *S. angustifolium, Gray, 

 Amianthium, Gray, . Fly poison. 

 *A. muscsetoxicum, Gray, 

 Helonias, L. 



*H. angustifolia, Mich., Fort Smith. 



Chamcclirimn, Willd , . Devil's Bit. 



*C. luteum, Gray, Low grounds. 



Tqfieldia, Huds., . . False Asphodel. 



T. glabra, Nutt., Prairies. 



? T. pubens, Ait., 



Sandy, 



Barrens. 



Luzula, DC, 



L. campestris, D C, 



Juncus, L., . 



J. effusus, L., 



*J. setaceus, Rost , 



*J. scirpoides, Lam., 



*J. acuminatus, Mich., 



*J. heteranthos, Nutt., 



*J. repens, Mich., . 



J. tenuis, Willd., . 



*J. bufonius, L., . 



Juncaceae. Rush Family. 

 Wood Rush. 



Rush. 



Rocky woods. 



Ditches. 

 Nutt. Cat. 

 Borders of streams. 

 Bogs and ponds. 

 Woods. 

 Nutt. Cat. 

 Prairies. 

 Low grounds. 



Pontederia, L., 

 P. cordata, L., 

 Heteranthera, Ruiz. 

 *H. limosa, Vahl., 

 ScJiollera, Schreb., . 

 S. graminea, Willd., 



Pontederiacese. ikkerel-weed Family. 

 Pickerel weed. 



Water Star-grass. 



Shallow water. 

 Nutt. Cat. 

 Shallow streams. 



Commelyjia, Dill., 

 *C. communis, L., 

 *C. erecta, L., 



Commelinacese. Spiderwort Family. 



. Day flower. 



Alluvial, . 



. Low ground. 



. Shaded banks. 



*C. Virginica, L., Damp rich woods. 



Tradescantia, L., . . Spiderwort. 



*T. Virginica, L., Moist woods. 



*T. rosea, Vent., Sandy, . . Woods and banks. 



Cyperus, L., . 

 C. flavescens, L., . 

 C. diandrus, Torr., . 

 *C. Nuttallii, Tor., . 



Cyperaceae. Sedge Family. 



. Galingale. 



Sandy, 



Banks. 



Wet places. 



