FLORA OF VERMONT 25 



S. subterminalis, Torr. Grout Pond, Stratton, Grout; Lake Dunmore, 

 Brainerd. 



S. Torreyi, Olney. Muddy shores, Fort Cassin, Ferrisburgh, Brainerd; 

 Barnet, Blanchard ; ponds of Windham Co., Grout. 



ARACEAE 



ACORUS 

 A. Calamus, L. Sweet Flag. Marshes ; common. 



ARISJEMA 



A. Dracontium, Schott. Low grounds. " Shoreham," Robbins ; Weybridge, 

 Brainerd. 



A. triphyllum, Torr. Indian Turnip. Rich woods ; common. 



CALLA 

 C. palustris, L. Wild Calla. Bogs and marshes ; frequent. 



PELTANDRA 



P. undulata, Raf. Shallow water. Colchester Pond, Bobbins; Middlebury, 

 Brainerd; Bristol Pond, P r ingle ; Lake Bomoseen marshes, Eggleston. 



S Y M PLOC ARPUS. ( SPATH YEM A ) 



S. foetidus, Salisb. Skunk Cabbage. Wet places ; occasional. Common 

 about Burlington. 



LEMNACEAE 



LEMNA. Duckweed 



L. minor, L. North Hero, Bobbins ; Highgate, .Temp; Thetford, Blanchard ; 



Burlington, Jones. 

 L. trisulca, L. Still water ; frequent in marshes bordering Lake Champlain. 



SPIRODELA 

 S. polyrrhiza, Schleid. Duckweed. Stagnant pools ; common. 



XYRIDACEAE 



XYRIS 



X. Caroliniana, Walt. Wet borders of ponds ; " Brattleboro," Frost ; New- 

 fane, Grout. 



