328 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
V. virginica L. Culver's Root. — {Leptandra virginica 111. FI. 
ed. 2). 
Borders of streams and roadside thickets; frequent in the southern 
part of the valley. Altitude 1100 feet, Sheffield. 
LENTIBULARIACEAE. BLADDERWORT FAMILY. 
UTRICULARIA. Bi.addkuwout. 
U. clandestina Nutt. — ( U. geminiscapa 111. Fl. ed. 2.) 
Pools in marshes; occasional. Pittsfield; Stockbridge. 
U. cornuta Michx. — (Stomoisia cornuta 111. 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. 
U. 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.) ^Yallr. Cancer-root. — Oak woods, Shaker 
Mt., Pittsfield (Lincoln); Hancock (Churchill). Perhaps more widely 
distributed and overlooked. 
EPIFAGUS. Beech-drops. 
{Leptamnium 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. 
{Thalesia 111. Fl. ed. 2.) 
O. uniflora L. One-flowered Cancer-root. — Dry woodlands; 
frequent in the valley. On Solidago rugosa and Aster cordifolius 
(Evans, Fernald and Knowlton). 
