MIDDLESEX FLORA. 45 



G. circaezans, Michx. Wild Liquorice. 



Ratber common. Juue-Aug. 

 G. lanceolatum, Torr. Wild Liquorice. 



Melrose, Maiden, Stoneham, et al. Not very common. June-July. 

 G. VERUM, L. Yellow Bedstraw. 



Arlington (Wm. Boott) ; Natick (Austin Bacon). Rare. July. 



Nat. from Eu. 



Cephalakthus, L. 



C. occidentalis, L. Button-Bush. 

 Common. July-Aug. 



Mitchella, L. 



M. repens, L. Parteidge-berrt. 

 "Very common. A variety with white fruit has been reported at 

 Concord by A. W. Hosmer. June-July. 



HOUSTONIA, L. 



H. purpurea, L., var. longifolia, Gray. 

 Marlboro (Mrs. A. M. Staples) ; common in Woburn and Lexing- 

 ton ; less common in the adjacent towns, and rare in other sections 

 of the county. June-Aug. 



H. ccerulea, L. Bluets. Innocence. 

 Very common. May-Aug. 



COMPOSIT>E. COMPOSITE FAMILY. 



Vernonia, Schreb. 



V. Noveboracensis, Willd. Iron-weed. 



Chiefly in the central and southern portions of the county. Kot 



common. Aug. 

 F. fasciculata, Michx. 



West Medford, a flourishing patch in 1886, reappearing in 1887 



(Mrs. P. D. Richards). Adv. from the West. Aug. 



LiATRis, Schreb. 



L. scariosa, Willd. 



Rather common. A form with flowers pure white reported at 



Medford (Mrs. P. D. Richards). Aug.-Sept. 

 *L. spicata, Willd. 



Framingham, rare, probably introduced (Rev. J. H. Temple) ;^ 



Concord, Introduced from 111. by Minot Pratt. 



