dcsimg

Comprehensive Description

provided by North American Flora
Holcus mollis L. Syst. Nat. ed. 10. 2: 1305. 1759
Aira mollis Schreb. Spic. Fl. Lips. 51. 1771. (Ba,sed on Holcus mollis L.)
Aira holcus-mollis Vill. Hist. PI. Dauph. 2: 88. 1787. (Based on Holcus mollis L.)
/Irena sy/uo/ica Salisb. Prodr. 24. 1796. (Kased on Holcus mollis h.)
Avena mollis Kokqt, Ucscr. Gram. 300. 1802. (Based on Holcus mollis L.) Not /I. moHii Salisb.,
1796. Ginannia mollis Bubani, Fl. Pyren. 4: 321. 1901. (Based on Holcus mollis L.) Notholcus mollis Hitchc. Am. jour. Bot. 2: 304. 1915. (Based on Holcus mollis L.)
Culms ascending, 50-100 cm. tall, leafy below, with vigorous slender rhizomes; sheaths, except the lower, glabrous; ligule membranaceous, about 2 mm. long; blades from rather harshly velvety on both surfaces to glabrcsccnt-scabrous, obscurely while-margined, mostly 6-13 cm. long, 4-10 mm. wide; panicle ovate to narrowly oblong, dense to rather loose, 6-10 cm. long; spikelets 4-5 ram. long; glumes subequal, acuminate, scabrous, hirsute on the nerve;, the second broader than the first; lemmas pubescent on the callus and on the back toward the summit, about 2,5 mm. long, the second with a geniculate awn 3-4 mm. long; paleas thin, nearly as long as their lemmas.
Type locality: Europe.
Distribution: Damp places, recently introduced and apparently spreading, Lewis County, New York; ballast, Catnden. New Jersey; Washington to California; native of Europe.
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bibliographic citation
Albert Spear Hitchcock, Jason Richard Swallen, Agnes Chase. 1939. (POALES); POACEAE (pars). North American flora. vol 17(8). New York Botanical Garden, New York, NY
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