42 FLORA OF THK UPPER SUSC^UEHANNA. 



and Graves in July, 1894. Has much the appearance of the pre- 

 ceding, except that the leaves are spatulate-oblong. {D. inter- 

 media Havne, var. Americatia DC.) 



HAMAMELIDACE/E. 



HAMAMELIS L. 



H. Virginiana L. Witch Hazel. Common and well-known; in 

 woods, thickets and fence-rows in any kind of soil. Blooms in 

 late Autumn as its leaves are falling, and ripens its seeds during 

 the succeeding twelve months. Flower-buds formed in July, 

 opening in October. Flowers yellow, with a peculiar heavy 

 odor, in clusters along the branches. Seeds, when ripe, expelled 

 from the capsules with considerable force. A very conspicuous 

 shrub in the leafless Autumn woods. 



HALORRHAQIDACE/C. 



MVRIOPHVLLUM L. 



M. spicatum L. Common in the Chenango river at Oxford, Co- 



viUe. 



CALLITRICHACE/E. 



CALLITRICHE L. 



C. palustris L. Water Star-wort. Not rare, Graves. Infre- 

 quent, Clute. Somewhat common, Coville. Occasional, Fen- 

 no. Not reported elsewhere. Found in slow streams, where it 

 forms mats of green on the surface. Submersed leaves nar- 

 row; floating leaves spatulate, in rosettes. July. (C verna L. ) 



LYTHRACE/E. 



ROTALA L. 



R. ramosior (L. ) Kcthne. Not rare. Near the Susquehanna 

 river in stagnant water, (.i raves. 



