MIDDLESEX FLORA. 83 



PHYTOLACCACEy^:. POKEWEED FAMILY. 



Phytolacca, Touru. 



P. decandra, L. Poke. Garget. 

 Commou. July-Sept. 



CHENOPODIACE7E. GOOSEFOOT FAMILY. 



Chenopodium, L. 

 *C. polyspermuni^lj. 



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

 C. album, L. Pigweed. 



Very commou. July-Sept. jSTat. from Eu. 

 C. URBICUM, L. 



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

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



C. URBICUBI, L., var. rhombifolium, Moq. 

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

 Sept. Nat. from Eu. 



C. MURALE, L. 

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

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

 Eu. 



C. hybridum, L. Maple-leaved Goosefoot. 

 Common. July-Sept. Nat. from Eu. 



C. Botrys, L. Jerusalem Oak. 

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

 apparently natm'alized near Boston, where it has been not uncom- 

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



C ambrosioides, L. Mexican Tea. 



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

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



C. AMBROSIOIDES, L., var. ANTHEL3IINTICUM, Gray. 

 Lowell (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. foetidum, L. 

 Chelmsford, wool-waste (Dr. C. ^V. 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- 



