. Bulletin of the Department of Agriculture. Agriculture; Agriculture. 154 BULLETIN 772, IT. S. DEPARTMENT OF AGRICULTURE. Cy^ypsis acideata (L=) Ait. (fig. 88) lias been introduced in a few places in California. 72. Heleochloa Host. Spikelets 1-flowered, the rachilla disarticulating above the glumes; glumes about equal, narrow, acute; lemma broader, thin, a little longer than the glumes; palea nearly as long as the lemma, 2-nerved, readily splitting between the nerves; caryopsis free from the lemma and palea. Low perennial spreading grasses, with oblong, dense, spikelike panicles, termin
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. 154 BULLETIN 772, IT. S. DEPARTMENT OF AGRICULTURE. Cy^ypsis acideata (L=) Ait. (fig. 88) lias been introduced in a few places in California. 72. Heleochloa Host. Spikelets 1-flowered, the rachilla disarticulating above the glumes; glumes about equal, narrow, acute; lemma broader, thin, a little longer than the glumes; palea nearly as long as the lemma, 2-nerved, readily splitting between the nerves; caryopsis free from the lemma and palea. Low perennial spreading grasses, with oblong, dense, spikelike panicles, terminal and on short lateral branches, the subtending leaves. Pig. 88.—Crypsis aculeata. Plant, x i ; spikelet and floret, the palea splitting, X 5. with inflated sheaths and reduced blades. Species about seven, in the Mediterranean region, one introduced into the United States. Type species: Heleochloa alopecuroicles Host. Heleochloa Host, Gram. Austr. 1: 23. 1801. Two species are described, S. alopemvroides and H. schoenoides, both of which are figured. The first is chosen as the type. Heleochloa schoenoides (L.) Host (fig. 89) has been introduced into the eastern United States at several points from Massachusetts and Delaware to Illinois. 73. Brack YELYTBUM Beau v. Spikelets 1-flowered, the rachilla disarticulating above the glumes, prolonged behind the palea as a slender naked bristle; glumes very short, unequal, the first sometimes obsolete, the second sometimes awned; lemma firm, narrrow, 5-nerved, the base extending into a pro-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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