61 



Eupatorium rotimdifoliiiin, L. 



In Middlesex near Essex county (Geo. E. Davenport). 

 Eupatorium pubescens, JShM. 



" Eare. Stone barn, Swampscott, and Johnson's swamp " (Tracy) ; 



Essex (J. R.); Ipswich (Oakes); Topsfleld (J. H. Sears). Scarce. 

 Eupatorium perfoliatum, L. (Thokoughwort.) 



Meadows. Common. 

 Eupatorium sessilifolium, L. (Uplanb Boneskt.) 



"Rare. Burrill's Hill, Lynn " (Tracy); Andover (Mrs. Downs); 



etc. Scarce. 

 Eupatorium ageratoides, X. (Whitb Snake-root.) 



Ipswich (Oakes); Georgetown (Mrs. Horner). Scarce. 



Mikania scandens, L. (Climbing Hemp-weed.) 

 "West Newbury (W. P. Conant) ; Saugus ; Lynn ; Wenham Swamp ; 

 Hamilton (G. D. Phippen) ; Georgetown (Mrs. Horner). Frequent. 



Tussilago Farfara, L. (Coltsfoot.) 

 Baldwin lot, TVebb St., Salem (G. D. Phippen) ; Georgetown (Mrs. 

 Horner) ; Manchester, Ipswich, etc. Scarce. (Nat: from Eu.) 



Sericocarpus solidagineus, Nees. 



Frequent. Ipswich (Oakes) ; Swampscott ; etc. 

 Sericocarpus conyzoides, Nees. 



Among bushes. More common than the last. 



Aster corjrmtoosus, Ait. 



Quite common in wooded places. 

 Aster maorophyllus, L. 



Ipswich (Oakes) ; Boxford; Kernwood, Salem (J. R.) ; etc. Scarce. 



The radical leaves conspicuous in the woods where this species 



grows. 

 Aster patens, Ait. 



Dry places. Common. 

 Aster Isevis, L., Var. leevigatus. 



Dry woods. Common. 

 Var. cyaneus. 



Similar places. 

 Aster undulatus, L. 



Dry places. Abundant. 

 Aster cordifolius, L. 



Common in dry places. 

 Aster ericoides, L. 



Essex County (Oakes?) in herb. P, A. S ; " Andover" (memo. Mrs. 



Downs). Eare. 



