PANK'E.E. 85 



1 mm. wide ; spikes i;snally 3 in number, 

 2-3.5 cm. long 26 



p. Spikelets acute, 3.5-4 mm. long; rachis 

 about 1.5 mm. wide; si)ikes 2-4 in num- 

 ber, 2-5 cm. long 27 



p. Spikelets obtuse, 3.5 mm. long ; rachis 1 

 mm. wide; spikes 2, 7-10 cm. long. . . 28 



p. Spikelets subacute, 3 mm. long; rachis 1-2 

 mm. wide; spikes 2, rarely 3, 3-9 cm. long. 23 



p. Spikelets obtuse, 2.2-3 mm. long; rachis 1 

 mm. wide; spikes 3-6, 4-6 cm. long. . . 29 



p. Spikelets broad, subacute, 3 mm. long; 

 rachis 1.3 mm. wide; sj^ikes 3-4, 6-11 cm. 

 long 30 



p. Spikelets subacute, 3,5 mm. long; rachis 1.7 

 mm, wide; spikes 3-4, 10-17 cm. long. , 31 



p. Spikelets obtuse, 3.5-4 mm. long; rachis 

 1-1.7 mm. wide; spikes 3-5, 10-14 cm. long„ 32 



1. P. compressum (Swartz) Nees. Mart. Bras. 2:23 (1829). 

 Milium com2)ressuin Sw. Prod. 24 (1788). 



P. 2Jlatijcai(lon Poir. Lam. Encycl. 5:34 (1804). 



Culms filiform, branching, 12-24 cm. high, usually consisting of 

 two internodes from a creeping root-stock. Sheaths narrow, com- 

 pressed, with a few soft hairs; blade narrowly linear, obtuse, smooth, 

 2-6 cm. long, 2-3 mm. wide. Spikes 2-3, approximate, slender, 

 2-4 cm. long. Spikelets in two rows, overlapping little or none, 

 narrowly oblong, 2 mm. long; first and second glumes 2-nerved, 

 with short hairs above. 



Florida, A. H. Curtiss 3565, J. H. Simpson for Nat, Mus. 



South Carolina to Florida and Texas. 



2. P. paspalodes (Michx.) Scribn. Mem. Tor, Bot, Club, 5:25 

 (1894). 



Digitaria paspalodes Michx, Fl. Bor. Am. 1:46 (1803). 

 P. Michauxianum Kunth, Eev, Gram. 1:25 (1835). 

 P. ElUottii S. Wats., A. Gray, Man. Ed. 6,629 (1890). P. 

 Digitaria Poir. Lam. Encycl. Suppl. 4:316 (1816). 



