328 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



V. virginica L. Culvee's Root. — {Leptandra mrginica 111. Fl. 

 ed. 2). 



Borders of streams and roadside thickets; frequent in the southern 

 part of the valley. Altitude 1100 feet, Shef&eld. 



LENTIBULARIACEAE. BLADDERWORT FAMILY. 



UTRICTJLARIA. Bladdebwort. 



U. clandestina Nutt. — ( U. geminiscapa 111. Fl. ed. 2.) 

 Pools in marshes; occasional. Pittsfield; Stockbridge. 

 U. cornuta Michx. — {Stomoisia cornuta III. Fl. ed. 2.) 

 Swampy borders of ponds; frequent. 



U. gibba L. — Pools in marsh. Egremont; Pittsfield (Dewey). 

 U. intermedia Hayne. — Pools in bogs and marshes; frequent. 

 U. minor L. — Pools in marshes. Monterey; Great Barrington. 

 TJ. vulgaris L., var. americana Gray. — ( U. macrorhiza 111. Fl. 

 ed. 2.) 



Ponds and slow streams, pools in marshes; common. 



OROBANCHACEAE. BROOM-RAPE FAMILY. 



CONOPHOLIS. Squaw-root; Cancer-root. 



C. americana (L. f.) Wallr. Cancee-koot. — Oak woods. Shaker 

 Mt., Pittsfield (Lincoln); Hancock (Churchill). Perhaps more widely 

 distributed and overlooked. 



EPIFAGUS. Beech-drops. 

 (,Leptamniuin 111. Fl. ed. 2.) 



E. virginiana (L.) Bart. — Dry woods, under beech-trees; frequent. 

 On Greylock to an altitude of 2500 feet. 



OROBANCHE. Broom-rape. 

 {Tlialesia 111. Fl. ed. 2.) 



O. uniflora L. One-floweeed Cancee-eoot. — Dry woodlands; 

 frequent in the valley. On Solidago rugosa and Aster cordifolius 

 (Evans, Fernald and Knowlton). 



