214 THE MICHIGAN ACADEMY OF SCIENCE. 



Vcrbenacece. 

 Verbena stricta Vent, may be met with in waste places. 



LaMat(F. 

 Monarda media WilUJ. is occasionally met with near the eastern limits. 



Scrophulariacete. 

 Pentstemon canescens Britt. is frequent on Belle Isle. 



Acanthacew. 



Ruellia ciliosa Pursli is an occasional find in- the vicinitv of Linden 

 Park. 



Caprifoliacece. 



Diervilla Diervilla {Lin.) 3f(icM. is an occasional find at Palmer Park. 



GoinposiUe. 



In place of Yernonia gigantea we have the following : 



Vernonia glanca {Lin.) Britt. 



Vernonia maxima Small. 



Vernonia fasciculata Mx. 



Vernonia interior Sivall. 



Solidago jnncea Ait. is an occasional find near Linden Park. 



Asters are frequent in old fields and waste places. The following addi 

 tions should be noted : 



Aster paniculatus Lam. var. simplex {Willd.) Burgess. 



Aster Faxoni Porter. 



Aster lateriflorus {Lin.) Britt. var. glomerellus (T. d- G.) Burgess. 



Aster lateriflorus {Lin.) Britt. var. pendulus {Ait.) Burgess. 



Aster miser Lin. {A. foliolosus Ait.) 



Aster miser Lin. var. vimineus {Lam.) {Aster vimineus Lam. Encvcl. 

 1,306,1783.). 



Aster exiguus {Fernald) Rydh. 



Anthemis arvensis Lin., the Roman Chamomile, is frequent at Palmer 

 Park. 



Senecio aureus Lin. var. gracilis {Pursh.) Britt., a slender form of the 

 Life-root, is frequent at Linden Park. 



Picris hieracioides Lin. is a rare plant occasionally found in waste 

 places. 



Taraxacum corniculatum (A'/Y.) D. C. {T. erythrospermum Andr.) is 

 common in fields at Detroit. It is a form of the Dandelion with red seeds. 



Lactuca pulchella {Ph.) D. C. var. heterophyllum {Xutt.) This is a 

 form of the species with broader and shorter, mainly ruucinate-pinnati- 

 fid leaves and is the Mulgedium heterophyllum Nutt. Trans. Amer. 

 Phil. Soc. (N. S.) vol. 441, 1841. 

 O. A. Farwell, 

 Detroit. 



