CATALOGUE OF PLANTS. 107 



Silver Creek at Jeffei-son Ave., City (Mrs. Hattie M. Bailey 

 Pieters); roadside between Sees. 28 and 29, Vergennes; Sand 

 Creek, west line of Sec. 22, Wright; marsh near Laniberton Lake, 

 Sc-c. 8, Gnuid Rapids (S.). Stations remote and plants few. 



819. H. Canadense L. 



Wet sandy soil; infrequent. July-Oct. 



Near Diamond St. Swamp, City (O.II.); Soft Water Lake; 



Crooked Lake; Silver Lake; Campau Lake. 



820. H. Canadense majus Gray. 

 Frequent in wet soil. July-Aug. 



821. H. KahTiianum L. Kalm's St. John's-wort. 

 Moist soil; occasional. July-Aug. 



Plaster Creek at Burton Ave. and Madison Ave.; Carlton Creek; 

 Belmont; Wood Lake; Silver Lake; Lamberton Lake region; 

 Crooked Lake region. 



822. H. maculatum Walt, 



Banks and woods; common. July-Aug. 



823. H. jnatiium L. 



Moist soil; common. .Tuly-Sept. 



824. H. PERFORATUM L. Common St. John's-wort. 

 Pastures and roadsides. July-Aug. 



A weed becoming too common; the acrid juice is troublesome to 

 grazing animals. 



S25. Ei. prolificam L. Shrubby St. John's-wort. 



A low shrubby plant; common in moist ground. July-Sept. 



826. H. Virginicum L. {Elodes campanulata Pursh. Marsh St. 

 Triadenum Virginicum (L.) Raf. John's-wort.) 



Common in wet soil. Mid-July-Aug. 



CI ST ACE AE. RocK-ROSE Family. 

 HELIANTHEMUM Pers. Rock-rose. 



827. li. Canadense Michx. Frost-weed. 

 Gravelly or sandy soil; frequent. Mid- June- July. 



