FLORA OF THE UPPER SUSQUEHANNA. 19 



arise from a round. Hat tulier ratlicr deep in the earth, usually 

 several stems from each tuber. May. 



C. Caroliniana Michx. Si'rin<; Beai ty. Apparently less com. 

 mon than the preceding. Not reported from Susquehanna and 

 Broome counties. Seems to prefer greater elevaticms, and is 

 often found in open, wet woods on hills. Distinguished from 

 Virgifiica by its shorter, broader leaves, and smaller flowers, 

 xMay. 



HYPERICACE/E. 



HYPERICUM L. 



H. Ascyron L. Gueat St. John's Wort. Ver}^ common along 

 the rivers. Occasionally found in swamps. Scarce, Coville. 

 The largest member of the genus, often gro\\'ing to a height 

 of six feet, with flowers two inches across. July. 



H. ellipticum Hook. Elliptic-leavkd St. John's Wort. Toler- 

 ably common, especially in gravelly soil along streams. Petals 

 often but four. Much resembles H. perforatum. July. Aug. 



H. perforatum L. Com.mo.v Sr. John's Wort. Abundantly nat- 

 uralized in lields, pastures, roadsides and waste places. Spreads 

 by runners. June-Sept. 



H. maculatum Walt. Corvauied St. John's Wort. Spotted 

 Sr. John's Wort. Blacr-dotted St. John's Wort. Common 

 in shade. Roadsides, thickets and open woods. 



H. mutilum L. Dwarf St. John's Wort. Common, especially 

 in damp, sterile soil ; fields and roadsides. Stems seldom more 

 than six inches high, with numerous small, copper-colored flow, 

 ers. July. 



H. Canadense L. Canadian Sr. John's Wort. Chenango valley 

 and near Waverly, Millspaiii^h. 



H. Virginicum L. Marsh St. John's Wort. Common in swamps 

 and along streams. Not reported from the valley of the Che- 

 mung. Flowers flesh-colored in the axils of the leaves, seldom 

 opening in bright sunlight. Spreads by underground runners. 

 July. Aug. {Elodes canipaniilafaY'\\x<\\.) 



