MANUAL OF THE GRASSES OF THE UNITED STATES 



581 



FIGURE 1207. Distribution of 

 Paspaium vaginatum. 



cent nodes; racemes 2 to 7 cm long, commonly incurved; spikelets 2.5 

 to 3.5 mm long, elliptic, 

 abruptly acute, pale green; 

 first glume frequently de- 

 veloped ; second glume 

 appressed-pubescent, the 

 midnerve in glume and 

 sterile lemma developed. 

 91 Ditches and wet, 

 rarely brackish places, 

 New Jersey to Florida, 

 Tennessee, and Arkansas, 

 west to California and 

 north along the coast to 

 Washington; Idaho; south 

 to Argentina (fig. 1209); 

 warm coasts of the East- 

 ern Hemisphere. 



PASPALUM PAUCISPICA*- 

 TTJM Vasey. Resembling 



Vigorous Specimens of P. FIGURE im.-Pa8palum di*- 



distwhum, but with 3 to ssRassisa; 



5 racemes with mostly paired spikelets. 01 x 10. (Hitchcock 9394, 

 A specimen collected by Palmer in 1888, said Jamaica - ) 



to be from "Southern California ", 

 is in the United States National 

 Herbarium. The locality is 

 doubtful, the species ranging from 

 Sonora to Oaxaca. 

 3. Livida. Culms compressed; ra- 

 cemes few to several, mostly 

 plants of alkaline soil. 

 6. Paspaium pubiflorum Rupr. 

 (Fig. 1210.) Culms decumbent 

 at the base, 40 to 100 cm tall; 



FIGURE 1209. Distribution of 

 Paspaium distichum. 



B 



FIGURE 1211. Distribution of 

 Paspaium pubiflorum. 



sheaths, at least the lower, sparsely 

 papillose-pilose; blades flat, 

 usually 10 to 15 cm long, 6 to 14 

 mm wide, usually with a few stiff 

 hairs at the rounded base ; racemes 

 mostly 3 to 5, 2 to 10 cm long, 

 Pantde.xi; rather thick erect to spreading, 



two views of spikeiet, and floret, x 10. (Hitchcock the rachis 1 .2 to 2 mm wide ; spike- 

 5555 ' Mex lets obovate, pubescent, about 3 



mm long. 91 (P. hallii Vasey and Scribn.) Moist open ground, 



