XXXVlll FAMILIES AND SPECIES 



DRUPACE^ PLUM FAMILY 



Red or Reddish Purple 



Primus Americana Marsh. . . Wild Yellow or Red Plum. 



Prunus nigra Ait Canada Plum. 



Prunus maritima AVang. , . . Beach Plum. 



Prunus Pennsylvanica L. f. . . Wild Red Cherry. 



Prunus Virgin iana L Chokecherry. 



Black or Dark Purple 



Prunus Allegheniensis Porter . Porter's Plum. 



Prunus spinosa L Sloe. 



Prunus pumila L Dwarf Cherry. 



Prunus serotina Ehrh Wild Black Cherry. 



EMPETRACE^ CROWBERRY FAMILY 



Black or Dark Purple 

 Empetrum nigrum L Black Crowberry. 



ANACARDIACE^ SUMAC FAMILY 



Red or Reddish Purple 



Rhus copallina L Dwarf Sumac, 



Rhus hirta (L.) Sudw Staghorn Sumac. 



Rhus glabra L Smooth Sumac. 



Rhus aromatica Ait. .... Fragrant or Sweet-scented 



Sumac. 

 White 



Rhus Yernix L. . . . « . . Poison Sumac. 



Rhus radicans L Poison, Climbing, or Three- 

 leaved Ivy. 



ILICACE^ HOLLY FAMILY 



Red or Reddish Purple 



Ilex opaca Ait American Holly. 



Ilex monticola A. Gray . . . Large-leaved Holly. 



Ilex verticillata (L.) A. Gray . Black Alder. 



Ilex laevigata (Pursh) A. Gray . Smooth Winter Berry. 



Ilicioidesmucronata (L.) Britton Wild or Mountain Holly. 



