Flora of Vermont ' 223 



scented Sumach. Dry rocky banks of western Vermont; occasional. 

 R. copalliiia L. Dwarf Sumach. Rocky hills of the lower altitudes; 



frequent. North in the Connecticut Valley to Fairlee, (Jesup). 

 K. g'labra L. Smooth Sumach. Rocky soil; common in the lower 



Connecticut and the Hoosic Valleys. South Charlotte, (Horsford) ; 



Colchester, (Mrs. N. F. Flynn); i5randou, (Dutton) ; Rutland, 



(Kirk). 

 R. Toxicodendron L. Poison Ivy, Poison Oak. Banks and moist 



thickets; common. Var. radioans (L.) Torr. In woods; frequent. 

 R. typhina L. Staghorn Sumach. Hillsides; common. Forma 



laoiniata (Wood.) Rehder. Rutland, (Eggleston); Hartland, (May 



Rogers) . 

 R. Vernix L. (Toxicodendron Vernix [L.J Ktzc.). Poison Sumach, 



Poison Dogwood. Occasional in swamps in the lower altitudes; 



rare in the southern Connecticut Valley. 



AQUIFOLIACEAE. HOLLY FAMILY 



ILEX. Holly 



I, verticillala (L.) Gray. Black Alder, Winterberry. Thickets; com- 

 mon. 



I. verticillata (L.) Gray, var. padifolia (Willd.) T. & G. Colchester, 

 (Griffin). 



I. verticillata (L.) Gray, var. tenuifolia (Torr.) Wats. (I. l)ronxensis 

 Britton). Mouth of Winooski River, (Eggleston); Stratton, (Un- 

 derwood) ; Dame Island, North Hero and Savage Island, Grand 

 Isle, (Brainerd). 



NBMOPANTHUS. (ILICIOIDES). Mountain Holly 

 ]V. niucronata (L.) Trel. Cold wet woods; frequent. 



CELASTRACEAE. STAFF TREE FAMILY. 



CELASTRUS. Staff Tree 



C. scaudens L. Waxwork, Climbing Bitter-sweet. Moist banks and 

 thickets; common. 



STAPHYLEACEAE. BLADDER NUT FAMILY 



STAPHYLEA. Bladder Nut 



S. trifolia L. American Bladder Nut. Moist woods and thickets; occa- 

 sional at low altitudes in western Vermont, and north in the 

 Connecticut Valley to Norwich, (Sargent). 



ACERACEAE. MAPLE FAMILY 



ACER. Maple 



A. Ji^egundo L. Box Elder. Abundant in some localities on the banks 

 of the Winooski River from Montpelier to Burlington; bank of 

 Connecticut River, Hartland, (Underwood). 



