48 BOTANY OF LA SALIvE COUNTY. 



MENISPBRMUM, P. Slender vines with axillary 



clusters of small W. flowers followed by black 



berries. 

 M. Canadensis. Leaves stiff, dark G . smooth, 5-7 



angled, sometimes lobed, with stem near middle. 



Along fences and banks of streams. 

 Order 5. Berberidaceae Barberries. 

 BERBERIS. Barberry. A prickly shrub with small 



obovate or oblong bristly serrate leaves in small 



rosettes or bunches. 



B. Vulgaris. Flowers yellow; fruit an inch long, 

 scarlet, very sour; M. Ju.; sometimes used for 

 hedges. 



CAULOPHYLLUM. Leaf triternate, a 2d leaf 2 

 ternate and on the stalk with it a bunch of small 

 greenish, yellow flowers, followed by blue ber- 

 ries. - 



C. thalictroides. In rocky woods; M. 

 JEFFERSONIA. Twin leaf. 



Leaves in pairs, 2 parted, and flowers on scapes. 

 J. diphyllnm. W. May; Flowers large, 1 in. or 



more. But one locality in Co., in South Ottawa 



S of C. B. & Q. R. R." 

 PODOPHYLLUM, May apple, mandrake. 



herb with two large, pellate, deeply lobed leaves 



and 1 flower. M. ; Wood. 

 P. peltatum. W.; May; Mr. L. A. Williams of 



S. Ottawa, in 1895 showed us a flower of this 



plant of a beautiful pink color the only one we 



have seen or heard of. 

 NYMPHACEAE. Pond lilies. 



a water plant with large, roundish, cordate 



leaves and large, white flower. 

 N. odorata. W. slightly scented. In Fox river and 



in a pond K. of Ott., S. of 111. river. 



