MOSSES AND LIVERWORTS 



Riccia natans, L. Abundant at Guelph and at Niag- 

 ara Falls in stagnant pools. 



Family Marchantiaceae. 



Conocephalus conicus (L. ), Dum. Abundant every- 

 where in woods. 



Lunularia vulgaris. In greenhouses locally. 



Marchantia polymorpha, L. Rather common. 



Preissia quadrata (Scop.), Nees. (Preissia commu- 

 tata, Nees). Found repeatedly at 

 York Mills. 



Family Metzgeriaceae. 



Aneura multifida, Dum. Rich woods. Common. 



Family Jungermanniaceae. 



Bazzania trilobata (L.), S. F. Gray. Ravines west 



of High Park. 

 Geocalyx graveolens (Schrad.), Nees. Ravines west 



of High Park. 

 Lophocolea heterophylla (Schrad.), Dum. Ravines 



west of High Park. 

 Porella platyphylla (L.), Lindb. Woods at Wilcox 



Lake, near Toronto. 

 Ptilidium ciliare (L.), Nees. 

 Radula complanata (L.), Dum. 



Family Anthocerotaceae. 



Anthoceros sp. Common in lowlands in High Park 

 and East Toronto. 

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