244 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
SMILAX. Green Brier; Cat Brier. 
S. herbacea L. Carrion-flower. — Thickets in low ground, 
borders of meadows; common. Altitude 2000 feet, Hancock. 
S. rotundifolia L. Cat Brier; Common Green Brier. — Col- 
lected only in one station in Sheffield (Walters). 
STREPTOPUS. TWI.STKD-STALK. 
S. amplexifolius (L.) DC. — Rich cool woods; frequent on the 
plateau, occasional elsewhere. 
S. roseus Michx. — Rich woods and cool swamps; frequent through- 
out. Common on the upper portions of The Dome, Mt. Washington. 
TRILLIUM. Trillium; Wake Robix. 
T. cernuum L. Nodding Trillium. — Borders of swamps and 
alluvial thickets; occasional in the valley. Hinsdale (Lincoln), 
altitude 1450 feet; Stockbridge; Sheffield (Walters). 
T. erectum L. Purple Trillium. — Rich woods and shaded 
swamps; common. Altitude 2000 feet, Savoy; 2,500 feet, Greylock. 
forma albiflorum f . nov. — Corollis albis. Flowers white. Type 
in the herbarium of the N. E. B. C, collected in rich woods, Stock- 
bridge (R. Hoffmann). 
Gates (Ann. Mo. Bot. Gard., 4: 52, 1917) points out that T. 
rhomhoideuvi, var. album Michx. applies to the smaller-flowered south- 
ern species, T. album Small. 
T. undulatum Willd. Painted Trillium. — Cool woods; com- 
mon. 
UVULARIA. Bellwort. 
U. grandiflcra Sm. — Rich woods; common in the valley. 
U. perfoliata L. — Rich or dry woods; common. 
VERATRUM. False Helleboke. 
V. viride Ait. iVmerican White Hellebore. — Shaded swamps, 
wet meadows, and borders of streams; common. 
AMARYLLIDACEAE. AMARYLLIS FAMILY. 
HYPOXIS. Star Grass. 
K. hirsuta (L.) Coville. Star Grass. — Open woods and mead- 
ows; frequent in the valley. 
