HOFFMANN: FLORA OF BERKSHIRE COUNTY. 317 
A. syriaca L. Common Milkweed. — Roadside banks and thick- 
ets, railroad embankments, low open fields; common. 
var. inermis Churchill. — Low ground, Lanesboro (Churchill). 
Vid. Rhodora, 20: 206 (1918). 
A form which lacks the spinous processes on the short, straight pods. 
A. tuberosa L. Butterfly-weed. — Sandy soil; occasional in 
the southern part of the valley. Stockbridge; Great Barrington; 
Sheffield. 
CONVOLVULACEAE. CONVOLVULUS FAMILY. 
CONVOLVULUS. Bindweed. 
C. arvensis L., var. obtusifolius Choisy. — Railroad tracks, 
Coltsville, Pittsfield (Churchill); Union Station, Pittsfield; roadside, 
Stockbridge. 
C. sepium L. Wild Morning Glory; Hedge Bindweed. — 
Low ground, fields and roadsides; common. 
C. spithamaeus L. — Sandy soil; occasional in the southern part 
of the County. Great Barrington (Schweinfurth) ; Sheffield. 
CUSCUTA. Dodder. 
C. arvensis Beyrich. — Field, Sandisfield (Walters). 
C. Gronovii Willd. Dodder. — Low ground; frequent in the 
valle5^ 
IPOMOEA. MoKNiNG Glory. 
L PURPUREA (L.) Roth. Common Morning Glory. — Occasion- 
ally escaping from cultivation to dumps and waste ground. 
POLEMONIACEAE. POLEMONIUM FAMILY. 
PHLOX. Phlox. 
P. MACULATA L. WiLD SwEET WiLLiAM. — Established in a thicket 
near an old house, Sandisfield. 
P. paniculata L. Garden Phlox. — Occasionally escaping to 
roadside thickets. Great Barrington (Walters); Mt. Washington. 
P. subulata L. Wild or Moss Pink. — Spreading in a grave- 
yard, Sheffield. 
