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HAMAMBLIDE^S. 
HAMAMELIS, L. 
328. H. virginiana, L. Witch-hazel. 
Rich open woods and copses; infrequent. September — November. 
More common in the southern portion of our district; September. 
Less frequent, north and west. 
HALORAGEJE. 
MYRIOPHYLLUM, Vaill. Water Milfoil. 
329. M. spicatum, L 
Aquatic; frequent. July— August. (B^.) 
More frequent south. ; ■ 1 ' " f 1 '■ ‘ 
330. M. vepticillatum, L. ^ 
In more stagnant water; frequent. July — August. (B.) ) 
331. M. heterophyllum, Michx. 5 V 
Slow streams, lakes and ponds; infrequent. June — July. (B.) 
PROSERPINACA, L. 
332. P. pallistris, L. Mermaid-weed. 
Swamps and ditches, chiefly in the southern part of our district; 
frequent. July. 
HIPPURUS, L. 
833. H. vulgaris, L. Mare’s Tail. ^ 
Near the northern end of Lake Calumet. Chicago river, west of ^ 
Brighton; rare, July, 1886. Miller’s and Pine Station, Ind., 1888. 
Clarke, Ind., 1886. (B.) 
CALEITRICHE, L. 
334. C. verna, L. Water Starwort. 
Several specimens were found near the Calumet river, within a few ^ 
rods of the C. P. & Ft. Wayne R.R. The form was the terrestrial, 
(C. brevifolia, Ph.). 
Possibly a waif, introduced from the east, but may be found in other 
localities. It blooms from spring to fall. (B.) 
C.'faft - 'UaZi Co 
MEBASTOMACEJE. 
RHEXIA, L. 
335o R. virginica, L. Deer-Grass. 
Pine Station, Ind. Miller’s Ind., Babcock ! Tolleston and Ham- 
mond, Ind., Hill. 
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