268 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
On rocks; occasional in the valley. Williamstown; West Stock- 
bridge; Great Barrington; New Marlboro (Walters); Sheffield; Mt. 
Washington. Chiefly on limestone, but also f)n schist at Hash Bish 
Falls, Mt. Washington. 
C. virginiana L. Clematis. — Thickets; common. 
COPTIS. Gold Thiuoad. 
C. trifolia (!>.) Salisb. (jOld Tiire.vd. — Rich moist woods and 
knolls in swamps; common. 
HEPATIC A. Hepatica; Liverleaf. 
H. acutiloba DC. Hepatica; Livp:rleaf. — Rich woods; fre- 
quent in the \alley. Occasionally growing with H. triloba. 
forma albiflora, f. nov.^ — Sepalis albis. Flowers white. Type in 
N. E. B. C. collection from Williamstown, Mass. Collected May 
17, 1920 (R. HofTmann.) 
The white form is commoner than the blue. 
forma rosea, f . nov. — Sepalis roseis. Flowers light pink. Type 
in N. E. B. C. collection from Williamstown, Mass. Collected May 
19, 1920 (R. Hoffmann.) 
H. americana (DC.) Ker. Hepatica; Liverleaf. — {H. triloba 
Man. ed. 7; //. Hepatica 111. Fl. ed. 2. Vid. Rhodora, 19: 45, 
1917.) 
Woods; common. 
forma Candida Fernald. — The white-flowered form, frequent, but 
not so common as the type. 
forma rhodantha Fernald. — The pink-flowered form. Frequent 
with the type. 
A form with five-lobed leaves, and one that has lobes nearly as 
acute as //. acutiloba, Sandisfield. 
RANUNCULUS. Crowfoot; Buttercup. 
R. abortivus L. — Clearings, ledges and rich woods; common, 
var. eucyclus Fernald. — Rich woods; frequent. Altitude 1500 
feet, Florida. 
R. ACRis L. Buttercup. — Fields and roadsides ; common. 
