Flora of the Allegany State Park Region 101 



Rhus Vernix L. Poison Sumach, Poison Dogwood, 



Poison Elder 



In boggy acid soil. Rare. Not found within the 



park areaj but frequent in the swamps and hogs along 



the edge of the glacial drift near Steamhurg and 



Randolph. 



AQUIFOLIACEAE (Holly Family) 

 Ilex monticola Gray, I. montana (T. & G.) Gray. Large- 

 leaved Holly 

 In moist or rather dry, often somewhat acid or 

 hut slightly fertile humus of open woods, thickets 

 and hanks chiefly above the lower valleys. Infre- 

 quent. Bradford road near state line, divide between 

 Red House and Limestone runs, Rock City north 

 of Salamanca, Mount Onondaga, Olean Rock City, 

 (all on the conglomerate soils), Cain run, headwaters 

 of Stoddard brook, Quaker run above Buffalo camp 

 etc. On Cayuga mountain a very pubescent-leaved 

 form approaching var. mollis (Gray) Britton, and 

 at ( hardener's rock, the typical variety. 

 Ilex verticillata (L. ) Gray. Winterberry, Black Alder 

 In swampy woods, thickets and open places, usually 

 in acid soil. Common south of Quaker Bridge in 

 the Allegheny valley, around the marshy pond on 

 Pine hill, bogs and swamps along the edge of the 

 glacial drift near Steamhurg and Randolph etc. 

 Nemopanthus mucronata (L.) T release, Mountain 

 Holly 

 In acid bogs and swamps along the edge of the 

 glacial drift near Steamhurg, and rare in the sterile 

 conglomerate soils along the summits of some of the 

 ridges of the park area. Olean Rock City, Rock City 

 north of Salamanca etc. 



