PANICEiE. 



larger, bearing pistillate or perfect flowers at the apex of slender 

 peduncles, which bear sheathing bracts near the base. Glumes 3, 

 the outer empty, nearly equal (sometimes with another very small 

 one outside), the floral glume shorter, delicately membranous, or in 

 the fertile flowers soon becoming hard. Stamens or staminodea 3. 

 Styles distinct. Grain oblong, enclosed, but not adherent. 



Grasses with flat or involute blades. Somewhat nearly related 

 to Milium and Panicum. There 

 are 2 species, both found in the 

 southeastern portion of the 

 United States. 



1. A. amphicarpon (Pursh) 

 Nash. Mem. Torr. Bot. Club, 5: 

 352 (1894). Milium ampliicar- 

 pon Pursh, Fl. Am. Sept. 1 :62, t. 

 2 (1814). Milium ciliatum 

 Muhl. Gram. 77 (1817). A. 

 Purshii Kunth, Eev. Gram. 28 

 (1829-35). 



An erect tufted annual or bi- 

 ennial, 30-120 cm. high. Culms 

 slender, smooth. Blade and 

 sheath hispid with rigid hairs ; 

 the former 5-10 cm. long, 3-10 

 mm. wide, the upper blade rudi- 

 mentary, the next below very 

 short and narrow. Spikelets on 

 the strict panicle, elliptical, acute, 

 4 mm. long, first and second 

 glumes 5-nerved ; floral glume 

 delicately 5-nerved ; palea 2- 

 nerved ; subterranean spikelets ^^^ 24..-AmpMcarpon amphicarpon. 



oval, acute, about 8 mm. long, ^. spikelet on the top of plant; a b, 



florets; B, subteranean spikelet. 

 first and second glumes 15-19- (Scribner.) 



nerved. Grain ovoid, terete, obtuse, 4 mm. long. 



