CATALOGUE OF PLANTS. 39 



SCLERIA Berg. Nux-Rusii. 

 330. S. verticillata Muhl. 



Abundant in moist grassy places about the margins of Button 



Lake and Morgan Lake. Local. July-Sept. 



Rare in the State, only one station previously mentioned. 



A RACE A E. A HUM Family. 

 ACORUSL. SwKKT Fla(;. C'ai.amits; 



337. A. Calamus L. 



Sedgy places; infrequent. June. 



Marsh about Spruce Lake; Thorna})ple River, near Cascade 

 Springs; Grand River, near the Lower Swing Bridge; marshes 

 about Campau Lake; Plainfield Village. 



ARISAEMA Mart. Indian Turnip. Draoon Arum. 



338. A. Dracontium Schott. Green Dragon. Dragon-root. 

 Shaded alluvial soil; scarce. May. 



Along Plaster Creek between the M. C. Ry. and the (i, R. & 

 I. Ry. (Edward Raiguel); Rouge River, near its mouth; along 

 Grand River at North Park (0.1 1.); Farm of Mrs. Jane Banks, 

 Sec. 2\, Ada; Glue Factory woods. 



330. A. triphyllum Torr. Indian Turnip. 

 Conunou in rich moist woods. May. 



CALLA L. Watkr Arum. 



340. C. palustris L. 



Low swamps and sphagnous bogs; scarce. Last of May-June, 

 Abundant at Saddle-Bag Swamp until 1895; roadside between 

 Sees. .30 and 31, also between Sees. 31 and 32, Vergennes; 

 Carmody Lake; Baumhoff Lake; Bronuer Lake; roadside be. 

 tween Sees. 8 and 9, Alpine. Double spathes are occasional. 

 PELTANDRA Raf. Arrow Arum. 



341. P. undulata Raf. 



P. Virtjiiiicd (ij.) Kunth. 

 Common in shallow water about lakes. June, 



