316 PROCEEDINGS OF THE INDIANA ACADEMY OF SCIENCE. 



Acer rubum and Quercus palustris. The only herbaeeoiis plants noted were 

 Isnardia palustris and Samolus floribundus. The determination was made 

 by L. S. Hopkins, and his notes are given. 



Number of plants examined, 3. 

 Number of leaves, 31, 46, 49; average number, 42. 

 Average length of leaves, about 20c'm. ; longest leaf, 28cm. 

 Color, reddish or olive green. 



Peripheral bundles, none. Stomata, a few near the tips of the leaves; 

 not plentiful. 



Trunk bilobed in one: the other two look as if the plants had been pulled 

 in two and only half of each plant collected, (jr as if they might hav3 been 

 attached to a stone or root. 



Macrospores, 450, 468, 486, 522 and 540 microns. 

 Microspores, 20, 22, 24, 26, 28, 20, 32, microns. 

 The preceding are actual measurements. 



Sparganium diversifolium Graebner. 



Allen County, October 1, 1916. No. 22,109. In a small branch which 

 empties into Cedar Creek about ten miles northeast of Fort Wayne. Newton 

 County, August 30, 1916. No. 21,497. In a dredged ditch four and a half 

 miles north and two miles west of Morocco. Noble County, Sept. 14, 1916. 

 No. 21,883. In a slough on the south side of a black and white oak ridgeabout 

 one mile south of Indian Village. Warren County, August 31, 1916. No. 

 21,643. In shallow water in Kate's Pond about one and a half miles north- 

 west of Independence. 



Sagitlaria cuneala Sheldon. 



Howard County, September 2, 1916. No. 21,663. On the boggy shore of 

 Wild Cat Creek three miles east of Kokomo. Lagrange County, August 

 20, 1916. No. 20,968. Boggy border of Pig((on River three miles east of 

 Mongo. Whitley County, September 11, 1916. No. 21,713. In a mucky 

 Sali.x swamp on the south side of Blue River Lake. 



Sagillaria longirosira (M. Michelij J. G. Smith. 



Vigo County, October 5, 1916. No. 22,193. Low muddy border of the 

 north end of the Greenfield bayou about ten miles northwest of Pimento. 



Lopholocarpus calycinus (Engelm.) .J. G. Smith. 



Posey County, October 8, 1916. No. 22,278. In a small pond in a field 

 on the east side of the New Harmonj' and Mt. Vernon Road about three 

 miles south of New Harmony. No. 22,291 in Pitcher's pond which is about 

 six miles northwest of Mt. Vernon. 



