130 
1119. R. alba, Vahl. 
Three specimens were found near Grand Crossing, August 5fch, 
1886. (B.) 
1120. R. capillaeea, Torr., var. leviseta, E. J. Hill (Am. Nat., Yol. 
X., June, 1876, p. 370.) 
Frequent in wet sands at Pine Station, Edgemoor and Whiting, Ind. 
First discovered at Pine Station in 1875, and frequently found 
since then; bristles perfectly smooth , but not otherwise differing 
from the type. All the specimens in our district, yet examined, 
are of the variety, not the type; found also at Torch Lake, Mich., 
with the type, Hill / (B. P.) 
1121. R. gdomerata, Vahl. 
Wet places; frequent south and southeast. July — September. 
CLADIUM, P. Br. 
1122. C. mariscoides, Torr. Twig-Bush. 
Near the south end of Lake Calumet; rare. July 1883-’85. Pine 
Station, Ind., 1889. Cook County, Scammon, — in Bebb's Herb, at 
Northwestern University. (B.) 
Abundant in marsh east of Englewood, Hill . 
SCLERXA, Berg. Nut-Rush. 
1123. S. triglomerata, Michx. 
Southern portions of the Calumet Region ; infrequent. June 15th — 
August. 
Miller’s, Ind. Evanston, Boltwood. Common at Pine Station, Ind., 
Hill! 
1124. S. verticillata, Muhl. 
Sandy borders of sloughs near Miller’s, Ind.; rare. August, 1888. 
(B. P.) 
CAR.EX, Ruppius. Sedge. 
1125. C. intumescens, Budge. 
Wet places; common or abundant. May— July. (B.) 
1126. C. grayii, Carey. 
Wet banks; generally rare. May 10th — July. 
Thatcher. Riverside. Swamps near Stony Island, a single speci- 
men, 1885. Near banks of Desplaines river; abundant, Babcock . 
Hobart and Wheeler, Ind., Hill. 
1127. C. lupulina, Muhl. 
Wet places; frequent, especially southward. May 25th — July 15th. 
(B.) 
“A variable and perplexing species,” Bailey . 
