NATURAL HISTORY, TORONTO REGION 



Cichorium intybus, L. (Chicory). 



Leontodon autumnalis, L. (Fall Dandelion). 

 Tragopogon porrifolius, L. (Oyster Plant). Escaped. 



" pratensis, L. (Goat's Beard). 



Taraxacum officinale, Weber. (Dandelion). 

 Sonchus arvensis, L. (Field Sow Thistle). 



" asper, Hill (Spiny-leaved Sow Thistle). 

 " oleraceus, L. (Common Sow Thistle). 

 Lactuca canadensis, L. (Wild Lettuce). 

 " scariola, L. (Prickly Lettuce). 

 Prenanthes alba, L. (Rattlesnake-root). 



altissima, L. 



Hieracium canadense, Michx. (Hawkweed). 

 " florentinum, All. (King Devil). 



in Don Valley. 

 " scabrum, Michx. 



REFERENCES. 



Gray's New Manual of Botany (Robinson & Fer- 



nald). 7th. Ed. 

 Britton and Brown An Illustrated Flora of the 



Northern United States and Canada. 

 Scott, Wm. Flora of Ontario (A Check-List of the 



Plants in the Herbarium of the Education 



Department). 



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