Shafer : Vascular Flora of Allegheny~JCountv. So 



t I. verticillata (Linna.His). Black alder. 



* I. laevigata (Pursh). Smooth winter-berry. 



Robinson Township, swamp near Groveton Station, October, 

 1888. 



CELASTRACE^ Lindley. 

 STAFF-TREK FAMILY. IV-65. 



CELASTRUS Linnaeus. 



* C. scandens Linnaeus. False bittersweet. 



EUONYMUS Linnaeus. 

 '^ E. atropurpureus jacquin. W'ahoo. 



RHAMNACE^ Dumortier. 

 BUCKTHORN FAMILY. IV-71. 



CEANOTHUS Linnaeus. 



* C. Americanus Linnaeus. New Jersey tea. 



VITACE^ Lindley. 



GRAPE FAMILY. IV-72. 



VITIS Linnaeus. 

 ^ V. Labrusca Linnaeus. Fox-grape. 



* V. aestivalis Michaux. Summer grape. 

 =1^ V. cordifolia Michaux. Frost grape. 



* V. vulpina Linnaeus. Riverside grape. 

 F. riparia Michaux. 



-f V. rupestris Scheele. Sand grape. 



