GEASSES. 355 



Panicum joorii Vasey, Contr. Nat. Herb. 3 : 31 1892. 



Chap. Fl. ed. 3, 584. 



Caroliuian and Louisianiau areas. Southwestern Missouri ( ?), Tennessee, and 

 Louisiana. 



Alabama: Central Prairie belt. Damp woods, rich soil. Tuscaloosa County (Ih: 

 E. J. Smith). Hale County. Dallas County. August, September; not infrequent; 

 perennial. 



Type locality : "Louisiana {Dr. J. F.Joor) and Mississippi {S. M. Tracy)." 



Herb. Geol. Surv. Herb. Mohr. 



Panicum latifoliuni L. Sp. PI. 1 : .58. 1753. 



Panicum walteri Poir. Encycl. Suppl. 4 : 282. 1816. Not Pursh 1811. 



P. porterianiim Nash. Bull. Torr. Club, 22 : 420. 1895. 



Ell. Sk. 1 : 119. Gray, Man. ed. 6, 632. Chap. Fl. 575 ; ed. .3, 584. 



Coulter, Contr. Nat. Herb. 507. Scribner, Grass. Tenn. 2 : 47, f. 12, f. 45. 



Allegheniau to Louisianiau area. Ontario, New England to Florida and Louisiana, 

 and west from Missouri to Arkansas and eastern Texas. 



Alabama: Over the State. Moist thickets and woods. June to Seiitember; com- 

 mon, perennial. 



Type locality : " Hab. in America." 

 Herb. Geol. Surv. Herb. Mohr. 



Panicum pubifolium Nash, Bull. Torr. Club, 26 : 577. 1899. 



Panicum latifoJium mo/Ze Vasey, Contr. Nat. Herb. 3 : 33. 1892. Not P. molle Sw. 1788. 



A softly pubescent, densely tufted perennial, the culms 2 to 26 inches high, finally 

 much branched, pubescent with soft spreading hairs, the nodes densely barbed ; stem 

 leaves 3 to 5, more or less spreading, minutely serrulate or rough on the margins, 

 ovate-lanceolate, acuminate, gradually narrowed to the rounded cordate-clasping 

 base; primary panicles usually little exserted, sometimes included at the base, 

 densely pubescent; spikelets about 2 lines long, narrowly obovate, pubescent. 



Carolinian and Louisianian areas. New York to Missouri; south to Florida and 

 Mississippi. 



Alabama: Central to Lower Pine belt. Tuscaloosa and Butler counties. Dry 

 rocky woods. May, July, and August. Not rare. Perennial. 



Type locality: '■ Usually in rocky woods. New York to Missouri, south to Florida 

 and ilississippi." 



Herb. Geol. Surv. Herb. Mohr. 



Panicum clandestinum L. Sp. PL 1 : 58. 1753. Hispid Panicum. 



Gray, Man. ed. 6, 632. Chap. Fl. 575. Coulter, Contr. Nat. Herb. 2 : fOT. 



Allegheuian and Carolinian areas. Quebec, Ontario, New England, New York, 

 Michigan, Missouri ; throughout the Ohio Valley, south to Texas, and along the 

 mountains from Virginia to Georgia. 



Alabama: Mountain region. Low damp banks and grassy swales. 



Clay County, near Moseley, 1,000 feet altitude; only locality known in the State. 

 August. Perennial. 



Type locality : "Hab. in Jamaica, Pensylvania, Kalm." 



Herb. Geol. Surv. Herb. Mohr. 



Panicum flexile (Gattinger) Scribner, Grass. Tenn. 2 : 44, t. lo, f. 40. 1894. 



Wiry Panic-Gi!ass 



Panicum capillare flexile Gattinger, Fl. Tenn. 94. 1887. 



Annual; culm 2 to 2i feet high, geniculate and branching at the base, slender, 

 pilose-bearded at the nodes; leaves flat, linear-lanceolate, acute, sparsely hairy, 

 scabrous on the margins, which are pilose at the base; panicle open, the branches 

 capillary, the scabrous spreading pedicels much longer than the lanceolate, acumi- 

 nate spikelets; lirst glume triangular, obtuse about one-third the length of the second 

 and third 5 to 7 nerved glumes. Resembling closelj^ P. coniiatuni. 



Carolinian and Louisianian areas. Tennessee. 



Alabama: Central Prairie region. Exposed places in light soil. Dallas County, 

 Marion Junction. September; local; not frequent; annual. 



Type locality : "Abounds in the cedar glades (middle Tennessee).'" 



Herb. Geol. Surv. Herb. Mohr. 



Panicum cognatum Schult. Mant. 2 : 235. 1824. Autumnal PAxrc-GiiASS. 



PrtwtcMm f7u'er(7e«s Muhl. Gram. 120. 1817. Not H. B. K. 



P. autumnale liosc ; Spreng. Syst. 1 : 320. 1825. ( ?) 



Ell. Sk. 1 : 130. Gray, Man. ed.6, 630. Chap. Fl. 574. Vasey, Contr. Nat. Herb. 

 3 : 33. Coulter, Contr. Nat. Herb. 2 : 508. 



