MIDDLESEX FLORA. 83 



PHYTOLACCACEyG. POKEWEED FAMILY. 



Phytolacca, Tourn. 



P. decandra, L- Poke. Gaegbt. 

 Common. July-Sept. 



CHENOPODIACEvG. GOOSEFOOT FAMILY. 



Chenopodium, L. 



*0. polyspermum, L. 

 Framingham (Kev. J. H. Temple). July-Sept. Adv. from Eu. 



C. ALBUM, L. Pigweed. 

 Very common. July-Sept. Nat. from Eu. 



C. DEBICUM, L. 



Somerville' (C. E. Perkins) ; Lowell (Dr. C. W; Swan) ; Medlord 

 (F.S.Collins). July-Sept. Nat. from Eu. 



C. urbicujVI, L., var. ehombieolium, Moq. 

 Newton (0. J. Sprague) ; specimen in herb. B. S. N. H. July- 

 Sept. Nat. from Eu. 



C. MUKALE, L. 

 Tewksbury (B. D. Greene), specimen in herb. B. S. N. H. ; Framing- 

 ham (Kev. J. H. Temple). Not common. July-Sept. Nat. from 

 Eu. 



C. HTBEiDUM, L. Maple-leaved Goosefoot. 

 Coromon. July-Sept. Nat. from Eu. 



C. BOTETS, L. Jerusalem Oak. 

 Lowell, Cambridge, Somerville, et al. Introduced from Eu.,, and 

 apparently naturalized near Boston, where it has been not uncom- 

 mon since Bigelow's Fl. Bost. July-Sept. 



G. AMBEOSIOIDES, L. MEXICAN TEA. 



Somerville (C. E. Perkins) ; Cambridge and Medford (F. S. 



Collins). July-Sept. Iilt. from Trop. Am. 

 C. AMBEOSIOIDES, L., var. anthelminticum, Gray. 



LoweU,(Dr. C. W. Swan) ; Cambridge and Medford (F. S. Collins). 



July-Sept. Int. from Trop. Am. Both type and var. apparently 



naturalized ; have been common for several years near Boston. 

 C. fostidum, L. 



Chelmsford, wool-waste (Dr. C. W. Swan). Aug. Adv. from 



Trop. Am. 



"Stems herbaceous, erect, sulcate-striate, mostly simple; leaves 



petioled, subpatulous, oblong, sinuate-pinnatifid with obtuse lobes, 



thin, smoothish, glaucous green on both sides; racemes divari- 



