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MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



blades and secondary panicles not 

 greatly reduced. % — Margins of 

 streams and ponds in sandy or mucky 

 soil, Coastal Plain, Massachusetts to 

 Florida and Mississippi; Cuba and 

 Central America. 



Figure 953. — Panicum wrightianum. Two views of 

 spikelet, and floret, X 10. (Type.) 



8. Lanuginosa. — Mostly pubescent 

 throughout ; ligules densely hairy, 

 2 to 5 mm. long; spikelets 5- to 

 9-nerved, pubescent. Autumnal 

 culms usually freely branching, 

 the leaves and panicles mostly 

 greatly reduced. 

 45. Panicum meridionale Ashe. 

 (Fig. 954.) Vernal culms 15 to 40 

 cm. tall, the lower internodes and 

 sheaths pilose, the upper minutely 

 appressed-pubescent; ligule 3 to 4 

 mm. long; blades 1.5 to 3 cm. long, 

 2 to 4 mm. wide, long-pilose on the 

 upper surface, the hairs erect ; panicle 

 1.5 to 4 cm. long, the axis appressed- 

 pubescent to glabrous; spikelets 1.3 

 to 1.4 mm. long. Autumnal culms 

 erect, with fascicled branchlets from 

 all the nodes; leaves and panicles 

 not greatly reduced. % — Sandy 

 or sterile woods and clearings, Nova 

 Scotia to Minnesota, south to Ala- 

 bama. 



Figure 954. — Panicum meridionale. Two views of 

 spikelet, and floret, X 10. (Type.) 



46. Panicum albemarlense Ashe. 

 (Fig. 955.) Vernal phase olivaceous, 

 grayish-villous throughout; culms 25 

 to 45 cm. tall, at first erect, soon 

 geniculate and spreading; blades 3 to 



6 mm. wide, the upper surface 

 puberulent as well as long-villous; 

 panicle 3 to 5 cm. long, *the axis 

 puberulent; spikelets 1.4 mm. long, 

 pilose. Autumnal culms widely de- 

 cumbent, spreading or ascending, 

 freely branching at all but the upper- 

 most nodes, the branches narrowly 

 ascending. % — Low sandy woods 

 or open ground, Coastal Plain, Massa- 

 chusetts to North Carolina; Indiana 

 to Minnesota; West Virginia; Ten- 

 nessee. 



Figure 955. — Panicum albemarlense. Two views of 

 spikelet, and floret, X 10. (Type.) 



47. Panicum implicatum Scribn. 

 (Fig. 956.) Vernal culms slender, 20 

 to 55 cm. tall, erect or ascending, 

 papillose-pilose with spreading hairs; 

 sheaths papillose-pilose; ligule 4 to 



Figure 956. — Panicum implicatum. Two views of 

 spikelet, and floret, X 10. (Type.) 



5 mm. long; blades more or less 

 involute-acuminate, the upper sur- 

 face pilose with erect hairs 3 to 4 

 mm. long, appressed-pubescent be- 

 neath; panicle 3 to 6 cm. long, the 

 axis long-pilose, the branches flexu- 

 ous, in typical specimens tangled or 

 implicate; spikelets 1.5 mm. long, 

 papillose-pilose. Autumnal culms 

 erect or spreading, loosely branching 

 from the lower and middle nodes. 

 % — Wet meadows, bogs, and sandy 

 soil, cedar and hemlock swamps, 



