MIDDLESEX FLORA. 



CALTHA, L. 



C. palustris, L. MARSH MARIGOLD. 



Widely known by the name of COWSLIPS, a totally different plant. 

 Frequent. April-May. 



COPTIS, Salisb. 



C. trifolia, Salisb. GOLDTHREAD. 

 Widely distributed, but not abundant. May. 



AQUILEGIA, Tourn. 



A. Canadensis, L. WILD COLUMBINE. 



Common. May-June. 

 A. vulgaris, L. 



The common GARDEN COLUMBINE of Europe. Concord, escaped, 



(Minot Pratt) ; et al. July. 



DELPHINIUM, Tourn. 



D. Consolida, L. FIELD LARKSPUR. 



Stoneham, rubbish heap in woods, apparently spreading, August, 

 1885, (F. S. Collins). July-Aug. Int. from Eu. 



XANTHORRHIZA, Marsh. 



*X. APIIFOLIA, L'Her. YELLOW-ROOT. 



Concord. Found growing by the roadside by Minot Pratt ; locally 

 established, but can hardly be native. Nat. from the South. 



, L. 



A. spicata, L. var. rubra, Ait. KED BANEBERRY. 

 Widely distributed, but nowhere common. May-June. 



A. alba, Bigel. WHITE BANEBERRY. COHOSH. 

 Distribution as in the preceding. May-June. 



BERBERIDACE^E. BARBERRY FAMILY. 



BERBERIS, L. 



B. VULGARIS, L. BARBERRY. 



Common. More abundant in the eastern section of the county. 

 May-June. Nat. from Eu. 



PODOPHYLLUM, L. 



P. PELTATUM, L. MAY APPLE. MANDRAKE. 

 Shirley, (F. L. Sargent) ; Framingham, (Rev. J. H. Temple) ; 

 Burlington, (Miss M. E. Carter). May-June. Nat. from farther 

 west. 



