260 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



R. CEispus L. Yellow Dock. — Waste places and low ground; 

 common. 



R. MEXICANUS Meisn. — Waste ground; occasional. First noted 

 in a freight-yard in 1916. Riverbanks, Williamstown; Pittsfield; 

 Lenox; Stockbridge; Mt. Washington. 



R. OBTUsiFOLitrs L. Bitter Dock. — Fields, roadside ditches and 

 waste ground; common. Well established along mountain brooks. 



R. PATiENTiA L. Patience Dock. — Marshes and wet meadows; 

 occasional. Becket; Otis; Sheffield; Lanesboro (Churchill). 



CHENOPODIACEAE. GOOSEFOOT FAMILY. 



ATRIPLEX. 



A. PATULA L., var. hastata (L.) Gray. — (Atriplex hastata 111. Fl. 

 «d. 2.) 



Waste ground about woolen mill, Pittsfield; barnyard, Stockbridge. 



CHENOPODIUM. Pigweed; Goosefoot. 



C. ALBUM L. Lamb's Quaetees; Pigweed. — Cultivated and 

 waste ground; common. 



var. vibide (L.) Moq. — Waste ground; occasional. Stockbridge; 

 Great Barrington. 



C. Boscianum Moq. — Flood-plain of Bash Bish Brook, Mt. Wash- 

 ington. 



C. BoTEYS L. Jerusalem Oak. — Cultivated ground, Cheshire 

 Harbor. 



C. CAPiTATUM (L.) Asch. Steawbeery Blite. — {Blitum capita- 

 turn 111. Fl. ed. 2.) 



Newly broken ground, on the Mohawk Trail, Florida; clearing, 

 Mt. Washington (Anson Williams). 



C. FAEiNOSUM (Wats.) Standi. — On dump at woolen mill, Pittsfield. 



C. FiciroLiuM Sm. — On dump at woolen mill, Pittsfield. 



C. GLAUCUM L. Oak-leaved Goosefoot. — Along railroad tracks, 

 Pittsfield; Lee. 



C. hybridum L. — Rocky woods and in waste ground; frequent. 



KOCHIA. 



K. ScoPAEiA (L.) Schrad. — Established in dooryard, Gt. Barrington. 



