148 PROCEEDINGS OP THE AMERICAN ACADEMY 



Ohio and Kentucky to Wisconsin. Said by W. Boott to have been 

 collected in the Sierra Nevada Mts., California, by Dr. Kellogg. 



280. Carex tribuloides, Wahl. Kongl. Acad. Handl. xxiv. 145; 



Fl. Lapp. 250. 

 C. lagopodioideSi Schkuhr, Riedgr. Nachtr. 20, f. 177. 

 C. scoparia, var. lagopodioides, Torr. Monogr. 394. 

 C. lagopodioides, var. composita, Olney, Exsicc. fasc. ii. no. 10. 

 Throughout the States east of the Mississippi and the States bor- 

 dering it on the west ; New Mexico, Fendler. Abundant northward. 



Var. CRISTATA. 



C. cristata, Schwein. An. Tab. 



C. straminea, var. cristata, Tuckerman, Enum. Meth. 18. 

 G. lagopodioides, var. cristata, Carey, Gray's Man. 1848, 545. 

 C. mirabilis, Dewey and auth., in part. 

 C. Behbii, Olney, Exsicc. fasc. ii. no. 12. 

 Open swales and meadows, Pennsylvania to New England and 

 Canada, and northwestward to the Saskatchewan. 



Var. REDUCTA. 



G. scoparia, var. moniliformis, Tuckerman, Enum. Meth. 17. 

 G. lagopodioides, var. moniliformis, Olney, Exsicc. fasc. ii. no. 8; 

 Bailey, Bot. Gaz. x. 380. 

 Culm slender, especially above, where it surjiasses the long-pointed 

 and lax leaves : spikes two to ten, small, nearly globular (usually less 

 than three lines in diameter), all distinct, the lowest separated, mostly 

 bright straw or rust colored, the points of the spreading perigynium 

 conspicuous. — Massachusetts to Vermont and New Brunswick, Fow- 

 ler ; S. Louisiana, Langlois, Joor. 



281. Carex scoparia, Schkuhr, Riedgr. Nachtr, 20, f. 175. 

 C scoparia, var. minor, Boott, 111. 116, t. 369. 



G. lagopodioides, var. scoparia, Boeckeler, Linnsea, xxxix. 114. 



States east of the Mississippi and on its western borders, and high 

 northward, and westward to Colorado and the Great Plains of British 

 America. 



Var. FULVA, W. Boott, Bot. Calif ii. 237, in part. 



Stouter : head lighter-colored, very dense. Little known. — Cali- 

 fornia. 



* * * Perigynium ovate or ovate-orhicular , mostli/ tawny or brown, thickened in the 

 middle, the mostly conspicuous wing-margins more or less incurved (very narrowly 

 winged in C. Bonplandii). 



282. Carex adusta, Boott, Hook. Fl. Bor.-Am. ii. 214. 

 G. argyrantha, Tuckerman in Herb, distr. 1859. 



