288 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



Peculiar forms collected on the flood-plain of the Deerfield River in 

 Florida appear to be hybrids between R. allegheniensis and R. villo- 

 sus, and between R. canadensis and R. mUosus. 



SANGUISORBA. Burnet. 



S. canadensis L. Canadian Burnet. — Flood-plain of the Deer- 

 field River, Florida (Walters). 



SORBARIA. 



{Schizonotus 111. Fl. ed. 2.) 



S. SORBIFOLIA (L.) A. Br. — Roadside escape, Lanesboro (Churchill); 

 Richmond; Egremont. 



SPIRAEA. 



S. latifolia Borkh. Meadow-sweet. — Thickets and overgrown 

 pastures; common. 



S. tomentosa L. Steeple Bush; Hardhack. — Dry and poorly 

 drained fields and pastures; common. 



forma albiflora Macbride.— Vkl. Rhodora, 17: 143 (1915). 



Frequent with the type in the northern and western parts of the 

 County. Flowers white. 



WALDSTEINIA. 



W. fragarioides (Michx.) Trattinick. Barren Straw^berry. — 

 Low wet ground, Pittsfield (Oakes); open woods on limestone out- 

 crops. Great Barrington. The only localities known for the County, 

 though Dewey (Report on Herbaceous Plants, p. 59) gives it as 

 " common in Berkshire Co." 



LEGUMINOSAE. PULSE FAMILY. 



AMORPHA. 



A. FRUTicosA L. False Indigo. — Persisting on made ground, 

 Stockbridge. 



AMPHICARPA. Hog Peanut. 



{Fakata 111. Fl. ed. 2.) 



A. monoica (L.) Ell. Hog Peanut. — (F. comosa 111. Fl. ed. 2.) 

 Rich woods, riverbanks and clearings; common. 



