412 MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



long, 8 to 10 mm thick; spikelets about 3 mm long, o Waste 



FIGURE 857. A, Heleochloa schoenoides. Plant, X H; spikelet and floret, X 5. (Smith, Pa.) B, H. alope- 



curoides, X 5. (Burk, Pa.) 



places, Massachusetts to Delaware, Michigan, 

 and Illinois (fig. 858); introduced from Europe. 

 Heleochloa alopecuroides (Pill, and Mitterp.) 

 Host. (Fig. 857, B.) Differing from H. schoe- 

 noides in the more slender panicles, 4 to 5 mm 



thick, exserted at maturity; spikelets about 2 



mm long, o Ballast, Philadelphia and FIGUBE 858. Distribution of 

 near Portland, Oreg. Europe. 



Heleochloa schoenoides. 



