36 
Viola pubescens, Ait. (YELLOW VIOLET.) 
Rockport (C. W. Pool); Danvers; Andover; Georgetown (Mrs. 
Horner). Rather scarce. Varies considerably, some specimens 
being very downy while others are quite smooth. 
Viola tricolor, Z. (H#aART’s-EasE. SMALL Pansy.) 
Frequently escapes from old gardens. ‘‘Roadsides out of town 
from Ipswich” (memo. G. D. Phippen). (Int. from Eu.) 
CISTACE ZA. 
CROCK-ROSE FAMILY.) 
Helianthemum Canadense, Michx. (FROST-WEED.) 
Quite common in pasture lands. 
Hudsonia tomentosa, Nutt. 
Nahant, Ipswich, Salisbury, Plum Island, Coffin’s Beach, West 
Gloucester, etc. Growing in sand, it often forms little hills in its 
efforts to overtop the sand which blows over it. 
Lechea major, Miche. 
Quite common in pastures. 
Lechea-thymifolia, Pursh. 
Abundant at Ipswich with Hudsonia, but rather scarce in the in- 
terior. 
Lechea tenuifolia, Michz. 
Dry hills. Common. 
Lechea intermedia (Prov.), Leggett. Perhaps a form of L. minor. 
Common in dry pastures. 
Lechea minor, Lam. 
Dry pastures. Frequent. 
DROSERACEZ. 
(SUNDEW FaMILy.) 
Drosera rotundifolia, L. 
Quite common in meadows, and wet paths in the woods. 
Drosera intermedia, Drev. & Hayne, var. Americana, DC. 
Drosera longifolia, Z. (Gray’s Manual.) 
Meadows. More common than the last. These interesting plants are 
treated very elaborately by Mr. Darwin in his volume on insec- 
tivorous plants. 

