334 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



meadows; frequent on and about The Dome, Mt. Washington, on 

 West Stockbridge Mt., along the flood-plain of the Deerfield River, 

 Florida. Occasional elsewhere. Stockbridge; New Marlboro. There 

 seems to be no explanation for the extremely local distribution of this 

 species. In the southwestern part of Sheffield and the southern part 

 of New Marlboro it grows freely on outcrops of limestone and of schist, 

 and in meadows, but in no other township is it even frequent. 



forma alba Rand & Redfield. — Limestone outcrop with the type, 

 Sheffield. Flowers white. ( Vid. Flora of Mt. Desert, p. 124.) 



C. uliginosa Rydb. — Marshes and banks of streams; occasional. 

 Washington (Johnson); Lenox; Stockbridge; Egremont; Sheffield. 



SPECULARIA. Venxjs's Looking-glass. 



S. perfoliata (L.) DC. Venus's Looking-glass. — Dry hillsides 

 and rocky woods; frequent in the southern part of the valley. 



LOBELIACEAE. LOBELIA FAMILY. 

 LOBELIA. 



L. cardinalis L. Cardinal-flowek. — Borders of streams and 

 ponds; frequent in the valley. 



L. Dortmanna L. Wateb Lobelia. — Shallow water, borders of 

 ponds; frequent on the plateau. 



L. inflata L. Indian Tobacco. — Clearings, hillsides, dry road- 

 sides and fields, borders of ponds and streams; common. 



L. Kalmii L. — Wet meadows, ditches, and shores of lakes; fre- 

 quent in the valley, always in calcareous soil. 



L. siphilitica L. Great Blue Lobelia. — Low ground; rare. 

 In three localities in Sheffield, near the Connecticut Line (Walters). 



L. spicataLam. — Grassy fields; common. 



forma albiflora, f. nov. — Corollis albis. Flowers white. Occa- 

 sional with the type, Stockbridge. 



The type in Coll. N. E. B. C. collected in a field in Stockbridge, 

 Mass., July 16, 1916 (R. Hoffmann). 



COMPOSITAE. COMPOSITE FAMILY. 



ACHILLEA. Yahrow. 



A. Millefolium L. Common Yarrow. — Roadsides and dry fields; 

 common. The form with red flowers occasionally occurs about 

 houses, appearing as if an escape. 



