416 



WEED FLORA OF IOWA 



%^ 



Figure 248B 



Pig. 248. Wild Oats (Avena fatua).- a, spikelet; b, floret; c, natural size. 

 (A, after Hillman, Bull. Nev. Agr. Exp. Sta. ; B, Bull. Mich. Agr. Exp. Sta.) 



Crowfoot or Goose Grass {Eleusine indica Gaertn.). 



Spikelets closely imbricated, l%-2 lines (3%-5 mm.) long, 3-6- 

 flowered ; glumes obtuse, the first small, 1-nerved, the second larger, 

 with flowering glumes 3-5-nerved; seeds rugose, enclosed within a 

 thin, loose pericarp. 



Figure 249A 



Figure 249B 



Figure 2490 



Fig. 249. A. Crowfoot or Goose Grass (.Eleusine indica). a, florets; b, c, d, 



views of seed. 



B. Tufted Bragrostis (Eragrostia pilosa), a, spikelet; b. fruit. 



C. Candy Grass (Eragrostis megastachya) . A. Seeds enlarged. B. Seeds 



natural size. 



