46 MIDDLESEX FLORA. 



EUPATORIUM, Touvn. 



E. purpureum, L. Trumpet Weed. Queen of the Meadow. 



Common. Aug. -Sept. 

 E. teucrifolium, Willd. 

 Medford (H. L. Moody; G. E. Davenport); Carabridgeport, as 



E. verbena^folium (Bigelow's Fl. Bost.) ; Framiugham (Rev. J. H. 

 Temple); Melrose (Rev. Thos. Morong). Rare. Aug.-Sept. 



E. rotundifolium, L. 



Swaiu's Poud, Melrose (H. L. M(Jody ; C. E. Perkins). Rare. 



Aug.-Sept. 

 E. rotundifolium, X teucrifolium, {Fide Asa Gray.) Lowell 



and Chelmsford (Dr. C. W. Swan). Aug.-Sept. 

 E. rotundifolium, L., var. ovatum, Torr. (E. pubescens, 



Muhl., Man.) 



Maiden (H. L. Moody) ; Arlington and Sudburjr, under E. ovatum 



(Bigelow^'s Fl. Bost.) ; Natick (Austin Bacon) ; Waltham List. 



Not common. Aug.-Sept. 

 E. sessilifolium, L. Upland Boneset. 



Maiden (F. S. Collins) ; Woburn, abundant, Medford and Hudson 



(L. L. Dame) ; Concord, rather rare (Minot Pratt) ; Waltham List. 



Not generally coumion. Aug.-Sept. 

 E. perfol latum, L. Thokoughwort. Boneset. 



Common. Aug.-Sept. 

 E. perfoliatum, L., var. truncatum, Gray. 



Dracut (Dr. C. W. Swan). Aug.-Sept. 



" With the upper or even all of the leaves disjoined and truncate at 



the base; some of them alternate." Syn. Fl. N. A. 

 E. ageratoides, L. White Snake-root. 



Tewksbury and Dracut (Dr. C W. Swan) ; Maiden (H. L. Moody; 



F. S. Collins) ; AValtham List. The Concord plant was introduced 

 from Wachuset by Minot Pratt. Scarce. Aug.-Sept. 



E. aromaticum, L. 

 Maiden (H. L.Moody); Stoneham (F. S. Collins). Rare. Aug.- 

 Sept. 



MiKANIA, Willd. 



M. scandens, Willd. Climbing Hemp-weed. 

 Lowell, Framiugham, Medford, et al. Scarce. July-Sept. 



TussiLAGO, Tourn. 



T. Farfara, L. Coltsfoot. 

 Somerville (C. E. Perkins) ; Marlboro (Mrs. A. M. Staples) ; for- 

 merly at Groton, now extinct (C. W. Jenks). The Concord plant 

 was introduced from Vt. by Minot Pratt. Scarce. Apr. Nat. 



from Eu. 



