loS GRAMINEAE. 



7. Paspalum longipedunculatum Le Conte. 



(Fig. 233.) 



Long-stalked Paspalum, 



Paspalum debile Michx. Fl. Bor. Am. i: 44. 1803? 

 Paspalum longipedunculatum I^eConte, Journ. Phj-s. 91: 



284. 1820. 

 Paspalum arenarium Schrad.; Schultes, Mant. 2: 172. 



1824? 



Culms reclining or decumbent, i-i^ long, smooth, 

 leafy at base. Sheaths glabrous or ciliate on the mar- 

 gins, pilose at the throat ; leaves 1'-$%' long, 2" -$" 

 wide, glabrous or a little pilose, acuminate, ciliate on 

 the margins and along the mid-nerve ; peduncles 1-2 

 from the upper sheath ; spikes 1-2, i / -2>^ / long, more 

 or less curved ; rachis very narrow, more or less flexu- 

 ous ; spikelets about ^ // long, nearly globular; outer 

 scales 3-nerved, the first one glabrous or sometimes 

 sparsely pubescent; third scale slightly exceeding the 

 outer ones. 



Sandy soil, North Carolina to Florida, Kentucky and 

 Tennessee. Aug.-Sept. 



8. Paspalum laeve Michx. Field Pas- 

 palum. (Fig. 234.) 



Paspalum laei'e Michx. Fl. Bor. Am. i: 44. 1803. 



Bright green, culms rather stout, erect or ascend- 

 ing, i-3 tall, glabrous. Sheaths compressed, 

 glabrous or pubescent; leaves 3 / -i2 / long, 2 // -4 // 

 wide, acuminate, glabrous or pubescent, scabrous 

 on the margins; spikes 2-6, i^ / -3 / long, more 

 or less spreading, alternate, about i / apart on the 

 single stout peduncle, pilose in the axils ; spikelets 

 iX"-i}4" long, oval to orbicular, close, crowded 

 in 2 rows, glabrous. 



In moist fields, Rhode Island to Kentucky and Mis- 

 souri, south to Florida and Texas. Ascends to 1700 ft. 

 in North Carolina. Aug.-Sept. 



9. Paspalum Floridanum Michx. Florida Paspalum. (Fig. 235.) 



Paspalus Floridanus Michx. Fl. Bor. Am. i: 44. 1803. 

 Paspalum mac>-ospernium Flugge, Monog. 172. 1810. 



Culms stout, erect, 3-6 tall, from a creeping root- 

 stock, glabrous. Sheaths glabrous, or the lower 

 pubescent, sometimes glaucous ; leaves S'-is' long, 

 S'^^wide, acuminate, glabrous or pubescent; spikes 

 2-5 on the single stout peduncle, 2'-$' long, erect or 

 ascending, bearded in the axils ; rachis about i" wide, 

 flat on the back, scabrous on the margins ; spikelets. 

 \%"-2" long, broadly oval, glabrous, sometimes 

 glaucous, crowded in 2 rows ; outer scales 5-nerved ; 

 third scale striatc. 



Mist places, Delaware to Kentucky, south to Florida 

 and Texas. Sept. 





