GENERA OF GRASSES OF THE UNITED STATES. 181 
falling entire; glumes equal, inflated, obovate, 3-nerved, rounded 
above but the apex apiculate; lemma narrow, 5-nerved, acuminate, 
about as long asthe 
“glumes; palea 2- 
3 nerved, nearly as 
‘ eel fh ’ long as the lemma. 
' Jo, Hecke 
| An erect, rather 
stout annual, with 
flat blades and nu- 
merous short ap- 
._ pressed spikes in a 
narrow more or less 
interrupted panicle. 
Species one, in the 
cooler parts of 
America and Eur- 
asia. 
Type species: Phalaris erucae- 
formis L, 
Beckmannia Host, Gram. 
Austr. 3: 5, pl. 6. 1805. Only 
one species described. 
Beckmannia erucaeformis 
(L.) Host (fig. 108) is a 
marsh plant, found from 
Towa to California and 
Alaska where it is often 
called slough-grass. It is 
Fic. 107.—Schedonnardus paniculatus. ¢ s > iT some- 
Plane as apikelet ana foret, x 5, PolAtable,to,.stock, isso 
