CATALOGUE OF CANADIAN PLANTS 223 



(103G.) A. ericoides, Ait. 



A. sparsijlorus, Miclix. Fl. II.. llo. 



Barren soil and along lake shores or river margins. Toronto Island 

 and along the sandy shore uf Lake Huron. {Alacoun.) Barren soil, 

 Canada. (Pursh.) 



Var. villoSUS, Ton-. & Gray, Fl. II., 124. 



After riUams, Michx. Fl. II., 113. 



Vicinity of Port Stanley, Ont. (Burgess.) A very distinct variety 

 with hairy stem and leaves. 



(1037.) A. multiflorus, Ait. 



A. ericoides, Lam. Michx. Fl. II., 113. 



Dry or barren fields, rare in Ontario. Wesleyan Methodist Iturying- 

 ground, Belleville ; and on the Eice Lake Plains, Ont. (Macoun.) 

 Vicinity of Hamilton, Ont. (Logie.) Maiden, Ont. {Maclagau.) 

 Canada. (Pursh.) 



Var. Strlcticaulis, Torr. & Gray Fl. II., 125. 



A. ericoides, Hook. Fl. II., VI. 



This is the common form of A. multiflorus as found thi-oughout the 

 jirairie region. It is vejy abundant and in many places forms one- 

 half of the prairie vegetation. (Macoun.) Eed Eiver. (Douglas.) 

 Saskatchewan and towards the Eocky Mountains. (Drummond.) 

 Turtle Mountain, and abundant from the Eed Eiver to the Eocky 

 Mountains on the 49th jiarallel. (Dawson.) 



Var, commutatus, Torr. & Gray Fl. II., 125, 



A. reunulosus, var. iaceino-p'dosux, Hook. Fl. II., 13. 



Heads larger, fewer, and generally single on the short branches. 

 Hand Hills on dry exj)osed soil, N. W. T. (Macoun.) On the Saskat- 

 chewan. (Drummond.) 



(1038.) A. falcatus, Lindl. 



A. ramulosus, Lindl, Var. a. Hook. Fl. II., 13. 



This species seems to be only a variety of the preceding, but differs 

 in having three-nerved leaves, with appressed pubesence and with 

 looser and more acute involucral scales. Plains west of the Touchwood 

 Hills and along the North Saskatchewan. (Macoun,) Middle Fork of 

 North Branch of Old Man Eiver, within the Eocky Mountains. 



