FLORA OF THK UI'I'KK SUSvlEIIA SNA. 35 



GEUM L. 



Q. Canadense Jacq. Win ie Avkns. Common in moist woods 

 uiid thickets. In foliage and flower much like a Ranunculus. 

 June. (C7. alhum (imelin. ) 



Q. VirgJnianum L. Wiiitk Maksii Avkns. Less common than 

 the preceding, often growing with it, but usually in marshy- 

 ground. Petals yellowish white, shorter than the calyx. June. 



Q. strictum Ait. Yf.m.ow A\ ens. Field Avens. Beack-blr. 

 Coninion in fields, thickets and the borders of woods. Flowers 

 bright yellow, resembling buttercups. June. 



Q. rivale L. Plkple Avens. Water Avens. Common in 

 swamps. Flower nodding ; sepals brownish-red; petals yellow, 

 purplish outside; fruit in a globular head. An interesting plant. 

 May. June. 



• WALDENSTEINIA Wii.i.i.. 



W. fragarioides (Michx. ) Tratt. Barren Strawberry. Com- 

 mon in open woods and thickets in dry or moist soil. In aspect 

 somewhat like the strawberry. Flowers, several on a scape, 

 bright yellow. May. 



FRAGARIA L. 



F. Virginiana Duchesne. Wild Strawberry. Very common in 

 fields and meadows. Achenes embedded in the receptacles. 

 May. 



F. Americana (Porter). Britton. Alpine Str.vwberry. Com- 

 mon, Graves. Xot infrequent, Clute. Found in rocky upland 

 woods. A native plant usually confused with the introduced 

 F. vesca of Europe. Berries light red, pointed ; achenes super- 

 ficial on the receptacle. The variety alba, the " Indian straw- 

 berry," is occasionally found in rocky soil. Fruit white ; leaves 

 thicker and shining, Graves. 



F. vesca L. Garden Strawberry. Frequently escapes from 

 cultivation. Distinguished from the preceding by its thicker, 

 broader and more hairy leaflets ; its rounder, blunter, deeper red 

 berries, and its more robust habit. {F. vesca L.) 



