Flora of the . lllegany Slate Park Region 143 



Lonicera canadensis Marsh. Fly Honeysuckle 



In moist woodlands on fertile stony or gravelly 

 soil. Common. 

 Lonicera dioica L. Glaucous Honeysuckle 



On banks and gravelly benches of the Allegheny 

 valley opposite Red House. Rare. The var. 

 glaucescens (Rybd.).- Butters, more frequent and 

 generally distributed in acid rocky or gravelly soil 

 on the slopes and bluffs of the river valley from Elko 

 to Red House, and on the conglomerate soils of the 

 higher ridges (divide between Limestone and Red 

 House creeks). 

 Symphoricarpos albus (L.) Blake, Rhodora 16:118. 

 1914, S. racemosus. Gray's Man. Snowberry 

 Stony banks near Onoville. Rare. 

 Triosteum perfoliatum L. var. aurantiacum (Bick.) 

 Wiegand, Rhodora 25 : 199. 1923. Horse Gen- 

 tian, Feverwort 

 Moist, fertile soil of open woods, thickets and banks 

 along and near the lower and larger valleys. Rare. 

 Quaker Bridge, Peters run etc. 

 Viburnum alnifolium Marsh. Hobble-bush, Witch 

 Hobble 

 In moist, fertile humus of the undisturbed forested 

 areas. Common. Occasional elsewhere. 

 Viburnum Opulus L. Cranberry Tree 



In low, wet woods and swamps of the bottomlands. 



infrequent. Several places between Onoville and 



Cold Spring. 



Viburnum acerifolium L. Maple-leaved Viburnum, 



Arrow-wood 



Very common in sterile or acid rocky and gravelly 



soils on the conglomerate formation of the upper 



