OE ARTS AND SCIENCES. 37 



Xiimmularia L. An occasional escape 



thyrsiflora L. 

 Steiroiieina ciliatum (I,.) Raf. Common 



lance olatuiii (Walt.) Gray. Common 



Trifciitalis americana (Pers.) Pursh. Common 



Anagallis arveiisis L. A rare escape 



Oleaceae 



Fraxiims americana L. Common 



peimsylvanica Marsh. Common 



iiigra Marsh. Common 



Ligustrum vulgare L. An occasional escape 



Gentiaiiacege 



Gentiana crinita Froel. 



Not rare, but in danger of extermination 



Saponaria L. Pelham. Rare 



AiidreAvsii Griseb. Common 



liiiearis Froel. Common 



Bartoiiia virgiiiica (L.) BSP. Common 



Menyaiithes trifoliata L. Common 



Nyinphoides lacuiiosuin (Vent.) Fernald. 



Cohas Brook, Manchester. Rare 



Apocynacese 



Vinca minor L. An occasional escape 



Apocyniun aiidrosjeniifolinm L. Common 



camiabiiiiuii L. Common 



