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



Figure 359. — Hystrix patula. Plant, X Vi ; spikelet and floret, X 3. (Moyer, Minn.) 



1. Hystrix patula Moench. Bot- nodding, 8 to 15 cm. long, the inter- 



tlebrush. (Fig. 359.) Culms slender, nodes of the slender rachis 5 to 10 



60 to 120 cm. tall; sheaths glabrous or mm. long; spikelets mostly in pairs, 1 



scabrous, rarely retrorsely pubescent; to 1.5 cm. long, horizontally spreading 



blades mostly 7 to 15 mm. wide; spike toward maturity; lemmas glabrous or 



