GEASSES. 355 



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



Chap. Fl. ed. 3, 584. 



Carolinian and Louisiauian areas. Southwestern Missouri (?), Tennessee, and 

 Louisiana. 



ALABAMA: Central Prairie belt. Damp woods, rich soil. Tuscaloosa County (Dr. 

 E. A. 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 latifolium L. Sp. PL 1 : 58. 1753. 



Panicum walteri Poir. Encycl. Suppl. 4 : 282. 1816. Not Pursh 1814. 



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



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



Coulter, Coutr. Nat. Herb. 507. Scribner, Grass. Tenn. 2 : 47, /. 12 J. 45. 



Alleghenian 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 September; com- 

 mon, perennial. 



Type locality : " Hab. in America." 



Herb. Geol. Surv. Herb. Mohr. 



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



Panicum latifolium moZZe 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 Mississippi/' 



Herb. Geol. Surv. Herb. Mohr. 



Panicum clandestinum L. Sp. PI. 1 : 58. 1753. HISPID PANICUM. 



Gray, Man. ed. 6, 632. Chap. Fl. 575. Coulter, Contr. Nat. Herb. 2 : f 07. 



Allegheniau 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. 10, f. 40. 1894. 



WIRY PANIC-GRASS 



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



Annual; culm 2 to 2 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 ; first glume triangular, obtuse about one-third the length of the second 

 and third 5 to 7 nerved glumes. Resembling closely P. coynatum. 



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 PANIC-GRASS. 



Panicum divergens Muhl. Gram. 120. 1817. Not H. B. K. 



P. autumnale Bosc ; 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. 



