CATALOGUE OF PLANTS. 35 



Class II. MONOCOTYLEDONOUS OR ENDOGENOUS 



PLANTS. 



Order 78. AUAC1- 11. Arum Family. 



ViKa'llia, Martins. 



triphvllum, Torr. (Indian Turnip.) Common. 



Dracontium, Schott. (Dragon-Arum.) Charlcstown, Dr. Graves; 

 rare. 



t'alla, I- Water Arum. 



palustris, L. Bogs. Claremont, Newport, etc., Barrows; Hartford, Vt. 



Acorns, L. Sweet Flag. 



Calamus, L. Swamps. 



Order 79. LE3IX ACEiE. Duckweed Family. 



Lemna, L. Duckweed. 



minor, L. Floating in still water; not infrequent, 

 polyrrhiza, L. Ponds and ditches. 



Order 80. TYPHACILE. Cat-tail Family. 



T\ plia, Tourn. 



latifolia, L. (Common Cat-tail.) 



Sparijaiiiuill, Tourn. Bur-reed. 



simplex, Huds. Borders of ponds and streams, 

 var. Nuttallii, Englm. 



var. androcladum, Engelm. The largest form ; common, 

 var. fluitans, Engelm. 

 var. angustifolium, Engelm. 



Order Si. N AlADACHE. Pondweed Family. 



Naias, L. Naiad. 



flexilis, Rosth. Guose Pond in Canaan, etc., Jesup. 



ZaiuiichHlia, Micheli. 



palustris, L. Ponds. Claremont, Barrows; rare. 



