An Ecological Study of Buckeye Lake. 123 



Malvaceae. 



Malva rotundilfolia L. Along the levee, door yards of cottages 



and in fields. 

 Hibiscus moscheutos L. A common and conspicuous plant in the 



marsh. 



Hypericaceae. 

 Hypericum perforatum L. Transition zone between marsh and 



ruderales cove east of Summerland beach. 

 H. multilum L. North shore of Orchard Island in the Poly- 



gonum-Scirpus society. 

 Triadenum virginicum (L.) Raf. An abundant plant in the 



marsh and thicket of Cranberry Island and the Sphagnum- 

 bog Island No. 2. 



Violaceae. 

 Viola papilionacea Pursh. Woods along the shore. 

 V. blanda Willd. In the thicket generally at margins of pools, 



sparingly at margins of pools in open zone, Cranberry Island 



and Sphagnum-bog Island No. 2. 



Lythraceae. 



Decodon verticillatus (L.) Ell. A common and widespread 

 marsh shrub'. 



Onagraceae. 



Epilobium strictum Aluhl. Scatteringly at margins of the island 

 and of pools, south and east sides of Cranberry Island. In 

 Hibiscus-Typha society on south side of Orchard Island. 



Onagra biennis (L.) Scop. A common ruderal of lake shores and 

 the drier open portions of some islands as Crawford's. In 

 1910 two plants were found in the bog b'eside a fallen maple 

 on the cleared southern lobe of Cranberry Island. 



Haloragidaceae. 



Proserpinaca palustris L. Two plants were found in 1910 in the 

 shallow water at western margin of southern lobe of Cran- 

 berry Island. 



