308 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



LEVISTICUM. LovAGE. 



L. OFFICINALE (L.) Koch. LovAGE. — {Hipposelinum Levisticum 

 111. Fl. ed. 2.) 



Occasionally established about old house sites. Monterey; Mt. 

 Washington (Knowlton) . 



OSMORHIZA. S^'EET Cicely. 

 (Washingtonia 111. Fl. ed. 2.) 



O. Claytoni (Michx.) Clarke. Sweet Cicely. — Rich woods; 

 common in the valleys. Altitude 1800 feet, Adams. 



O. longistylis (Torr.) DC. — Rich woods and thickets; occasional 

 in the valley. North Adams (Burnham) ; Stockbridge; West Stock- 

 bridge; Monterey; Great Barrington (Walters). 



PASTINACA. Parsnip. 



P. SATivA L. — Wild Parsnip. — Waste places, roadsides and fields ; 

 common. The juice is poisonous to the touch. 



SANICULA. Black Snakeroot. 



S. gregaria Bicknell. — Damp rich woods; frequent in the valley. 



S. marilandica L. — Woods and thickets; common. 



S. trifoliata Bicknell. — Rich woods; frequent in the valley. 



SIUM. Water Parsnip. 



S. suave Walt. — (S. cicutaefolium Man. ed. 7; vid. Rhodora, 17: 

 131, 1915.) 

 Muddy shores; common. 



ZIZIA. 



Z. aurea (L.) Koch. Golden Alexanders. — Meadows, borders 

 of woods and roadsides; common. 



CORNACEAE. DOGWOOD FAMILY. 

 CORNUS. Cornel; Dogwood. 



C. alterni folia L. f.^ — Open woods, clearings and fence rows; 

 common in the valley, occasional on the plateau. 



