19 IS] The Grasses of Illinois 345 



Muhlenbergia racemosa (Michx.) B. S. P. 

 Marsh Muhlenbcrgia. Wild Timothy (Fig. 142) 



AgrosUs racemosa, Michaux '03, 53. Muhlenbergia glomerata, Lapham '57, 

 545, 5(j(3; Babeoek 73, !»7; Patterson '76, 49; Flagg '78, 280; Patterson '87, 63; 

 Higley and Eaddin '91, 141. 



Cuhns smooth, often much branched, 1 to 3 feet tall, erect, with fine 

 short pubescence below the nodes ; sheaths smooth, blades usually rough 

 to the touch, 2 to 5 inches long, 2 to 6 mm. wide ; panicles dense and 

 spike-like; spikelets 4 to 6 mm. long, the glumes always awned and 

 considerably longer than the lemma, sometimes almost twice as long. 



This species is found in wet places, such as swamps and bogs. 



CHAMPAIGN CO. Champaign, Clinton, Oct., 1895. hancook co. Angusta, 

 Mead. Henderson co. Oqnawka, Patterson, Sept., 1872. kane co. Elgin, 

 Sherff 1946. lake co. Cedar lake. Lake Villa,, Gleason and Sliole 128; Sun lake, 

 Lake Villa, Gleason and Sliohe 200. mchenry co. Eingwood, Vasey. madison 

 CO. East Alton, McDonald, Sept., 1900. menard co. Athens, Rail in 1866. 

 ogle CO. Oregon, Waite, Sept., 1885. peoria go. Peoria, Brendel; Princeville, 

 V. H. Chase 940. stark co. Wady Petra, V. H. Chase 1943. winnebago co. 

 Fonntaindale, M. S. Behh in 1873. 



Muhlenbergia schreberi J. F. Gmel. 

 Dropseed. Nimble Will (Fig. 143) 



Dilepyrum minutiflorum, Michaux '03, 40. MuMenhergia diffusa, Lapham 

 '57, 545, 567; Patterson '76, 49; Flagg '78, 280; Brendel '87, 65; Huett '97, 129. 

 Muhlenbergia sclireheri, Gleason '12, 41. 



Culm smooth, much branched, the basal part usuall}^ lying on the 

 ground and often rooting at the nodes, the ends erect; sheaths loose, 

 smooth ; blades rough, 1.5 to 3.5 inches long, 1 to 4 mm. wide ; panicles 

 numerous, slender, densely flowered ; spikelets, excluding the awn 

 about 2 mm. long, the first glume nearlj^ obsolete, the second very 

 small, the lemma awned. 



This species grows in dry places. 



ILLINOIS SPECIMENS: Without locality, Vasey. champaign co. Urbana, 

 Gibbs; Urbana, Clinton, Oct., 1895; Champaign, Percival, Oct., 1876; Urbana, 

 Gates, Sept., 1907. cook co. Evanston, Shipman, Sept., 1875; Chicago Heights, 

 A. Chose, Sept., 1897; Palos Park, Umbach, Sept., 1909. DU page co. Hinsdale, 

 Smith, Sept., 1902; Naperville, Umbach, Sept., 1898. fulton co. Without local- 

 ity, Pepoon; Canton, Wolf, jo daviess co. Without locality, Pcpoon. Hender- 

 son CO. Oqnawka, Patterson, Sept., 1873. lake co. Eiver Forest, Ilill, Aug., 

 1890. MACOUPIN CO. Carlinville, Bobertson, Aug., 1882. ogle co. Oregon, 

 Waite, Aug., 1884. peoria co. Peoria, Brendel; Peoria, McDonald, Sept., 1900. 

 RANDOLPH CO. Bremen, Hill, Aug., 1892. ST. clair co. Mascoutah, Welsch. 

 STARK CO. Wady Petra, V. II. Chase 1270, 1165, 1277. wabash co. Without 

 locality, Schneck, July, 1900 ; without locality, Shearer; Mt. Carmel, Schneck, 

 Sept., 1904. WILL CO. Mokena, Chase; Joliet, Skeels, Sept., 1904. 



