310 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
Rocky ridge of West Stock})ridge Mt.; a few plants in dry open 
woods, Egremont; frequent on exposed summits, Mt. Washington. 
The West Stockbridge locality was known to Dewey in 1829. 
Branches invested with a dense canescent almost felt-like tomentum 
which is persistent, at least for several years. 
CHAMAEDAPHNE. Leather Leaf. 
C. calyculata (L.) Moencli. Leather Leaf. — Bogs and marshy 
borders of ponds; frequent. 
CHIMAPHILA. PiPsissEWA. 
C. maculata (L.) Pursh. Spotted Wintergreen. — Dry woods. 
Lenox (Lincoln); Sandisfield. 
C. umbellata (L.) Nutt., var. cisatlantica Blake. Prince's 
Pine; Pipsissewa.- — (C umbellata Man. ed. 7 in part; vid. Rhodora, 
19: 241, 1917.) 
Dry woods; common. 
Differs from true C. umbellata in having the flowers more or less 
racemose. 
CHIOGENES. Creeping Snowberry. 
C. hispidula (L.) T. & G. — Cold swamps and cold springy banks; 
occasional. Savoy; Becket; Washington; Pittsfield; Stockbridge; 
New Marlboro. 
CLETHRA. White Alder. 
C. alnifolia L. Sweet Pepperbush. — Shore of Symon's Pond, 
Sandisfield (Walters). 
EPIGAEA. 
E. repens L. Trailing Arbutus; Mayflower. — Dry woods 
and open hillsides; frequent on schist and quartzite, practically 
absent from limestone. A small patch in Great Barrington on a 
limestone hillside with Kalmia latifolia. 
GAULTHERIA. Wintergreen. 
G. procumbens L. Checkerberry; Wintergreen. — Woods 
and clearings; common. On limestone, under pines, Shejffield. 
