FLOWERING PLANTS \\l> FERNS OF INDIANA. 833 



V. vulpina L. Sweet-scented Giape. Riverside Grape. 



(V. riparia Michx.) 



In many counties of the State, rather strictly confined to banks 

 of streams in rocky soils. More abundant in the southern 

 counties. 



Flowers in April and May; fruit ripens from July, continuing 

 until in October. 



Gibson and Posey (Schneck); Putnam (MacDougal); Vigo 

 (Blatchley); Tippecanoe (Coulter); Hamilton and Marion (Wil- 

 son). 



V. cordifolia Michx. Frost Grape. Chicken Grape. 



Common throughout the State in moist thickets and along the 

 banks of streams. It thrives best in rich bottom lands. 



Flowers in April and May; fruit ripens after the heavier frosts. 



Jefferson (J. M. Coulter); Putnam (MacDougal); Monroe and 

 Vigo (Blatchley); Gibson and Posey (Schneck); Tippecanoe (Cun- 

 ningham); Daviess (Clements); Hamilton and Marion (Wilson); 

 Steuben (Bradner). 



V. rupestris Scheele. Sand Grape. Sugar Grape. 



This southern form was first detected in sand soils in Lake 

 County by Mr. Blatchley. Dr. Cowles had also collected the 

 form, doubtfully referring it to V. cordifolia. Specimens were 

 sent to Professor L. H. Bailey, of Cornell University, who re- 

 ferred the form as above. It occurs abundantly in various sta- 

 tions in the region indicated. 



Flowering from April to June; fruit ripe in August. 



Lake (Blatchley). 



AMPELOPSIS Michx. 

 CORDATA Michx. 



(Cissus Ampelopsis Pers.) 



In the central and southern counties of the State in swamps 

 and moist woods and thickets. Xot common, but abundant in 

 stations in which it occurs. 



Flowers in May and June. 



Putnam (MacDougal); Gibson and Posey (Schneck); Jefferson. 



