CATALOGUE OF PLANTS. 85 



dred plants, on the bluffs of Plaster Creek, east of Madison 

 Ave. This was destroyed in the autumn of 1898 when the land 

 was cleared and cultivated. It has been reported only from 

 two other localities in the State. 



665. Q. Virginianum L. 



Common in moist soil. Summer. 



NEILLIA D. Don. Nine-bark. 

 Opulaster Medic. 



666. N. opulifolia Benth. & Hook. 



A shrub; common along streams. June. 



Its recurved branches, clusters of white flowers, and reddish 



seed-pods render it ornamental. 



POTENTILLA L. Cinque-foil. Five-finger. 



667. P. argentea L. Silvery Cinque-foil. 



A weed forming large patches to the exclusion of grass on light 

 soil; common. Summer. 



668. P. arguta Pursh. 

 Light soil. June. 



A stiff plant, growing in small patches, but well distributed, 

 flowers white. 



P. fruticosa L. Shrubby Cinque-foil. 

 Common on swamp borders and in low meadows. Summer. 



670. P. Norvegica L. 



P. Monspeliensis L. 

 Common in damp soil of fields. July -Oct. 



67 L P. palustris Scop. Marsh Five-Finger. 

 Comarmn jyolustre L. 



In swamps and sphagnous bogs; well distributed, but nowhere 



abundant. July-Aug. 

 672. P. simplex Michx, (P. Canadensis L.) 



Common in fields. Mav-July. 



