NATURAL HISTORY, TORONTO REGION 



Silene noctiflora, L. (Night-flowering Catchfly). 

 Saponaria omcinalis, L. (Bouncing Bet). Escaped. 



POBTULACACEAE (Purslane Family). 



Portulaca oleracea, L. (Purslane). 

 'Claytonia caroliniana, Michx. (Spring Beauty), 

 virginica, L. (Spring Beauty). 



CERATOPHYLLACEAE (Horn wort Family). 

 Ceratophyllum demersum, L. (Hornwort). 

 NYMPH AEACEAE (Water Lily Family). 



Nymphaea advena, Ait. (Yellow Pond Lily). 

 Castalia odorata, Woodville and Wood (Water L.). 



RANUNCULACEAE (Crowfoot Family). 



Ranunculus abortivus, L. (Small-flowered Crowfoot) 



acris, L. (Buttercup). 



" aquatilis, var. capillaceus, DC. (Com- 



mon White Water Crowfoot). 

 " fascicularis, Muhl. (Early Crowfoot). 



hispidus, Michx. 



" pennsylvanicus, L. (Bristly Crowfoot). 



" recurvatus, Poir. 



" repens, L. (Creeping Buttercup). 



" rhomboideus, Goldie (Dwarf Butter- 



cup). 



" sceleratus, L. (Cursed Crowfoot). 



Thalictrum dioicnm, L. (Early Meadow Eue). 

 polygamum, Muhl. 

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