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VISCACEAE, mistletoe family 
[S: LORANTHACEAE] 
PHORADENDRON, American mistletoe 
Phoradendron leucarpum (Raf.) Rev. & M. Johnston, eastern 
mistletoe [S: P. flavescens Nutt. ex Engelm.; G, M: P. 
Serotinum (Raf.) M. Johnston] (Reveal and Johnston, 
1989), p. 571 
VITACEAE, grape family 
AMPELOPSIS 
Ampelopsis arborea (L.) Koehne, pepper vine, p. 1032 
cordata Michaux, raccoon grape, false grape, heartleaf 
ampelopsis, p. 1031 
CISSUS, possum grape 
Cissus incisa (Nutt. ex Torrey & A, Gray) Des Moul., 
Marine vine, marine ivy, p. 1032 
PARTHENOCISSUS, woodbine 
Parthenocissus quinquefolia (L.) Planchon, Virginia creeper, 
oodbine, p. 1034 
**P. tricuspidata (Siebold & Zucc.) Planchon (Miihlenbach, 1979) 
P. vitacea (Knerr) A. Hitchc. [S, M: P. inserta (A. Kerner) K 
Fritsch, incl. f. dubia Rehder] (Gleason, 1947; Brizicky, 
1965) (note that no combination for f. dubia presently 
exists under P. vitaceg and the validity of this forma 
has not been studied critically), p. 1034 
S: Steyermark G: Great Plains Flora M: Mohlenbrock 
