36 



Fig. 22. Eriochloa mollis (Michx.) Kunth. SOFT WOOL-GRASS.— 1, A 

 single spikelet; 2, the same with the outer empty glumes removed; 3, palea 

 inclosing a pistil; 4, a palea inclosing stamens. Figures 35 and 36 of Bui. 7 and 

 figure 338 in Bui. 17 illustrate other species of this genus. 



22. ERIOCHLOAH.B. K. Nov. Gen. et Sp. PI. I: 94. 1815. {Helopus Trim, 

 1820.) Spikeletsl-flowered, hermaphrodite; rachilla articulated below the empty 

 glumes, where it is expanded into a distinct, ring-like callus. Empty glumes 2, 

 nearly equal, membranaceous, more or less acuminate-pointed, the 3d or flow- 

 ering glume slightly indurated, mucronate, or short awn-pointed. Palea shorter 

 than its glume. Stamens 3. Styles distinct; stigmas plumose. Caryopsis in- 

 cluded within the hardened fruiting glume, free. Annual (?) or perennial 

 grasses, with usually thin flat leaves and terminal panicles, composed of numer- 

 ous, somewhat one-sided racemes. 



Species 5 or 6, in the subtropical or warmer temperate regions of both hemi- 

 spheres. 



