Agrostis alba
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Standard Cyclopedia of Horticulture |
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Agrostis alba, Linn. Red-top. Herd's-grass (locally). Culms erect, 2-3 ft., from a usually decumbent base, producing short rootstocks; sheaths smooth; ligule membranaceous, 2-3 lines long; blades flat, scabrous, rather strongly nerved, acuminate-pointed; panicle oblong or pyramidal, several inches or even a foot in length; spikelets 1-1 1/2 lines long; the glumes scabrous on the keels; lemma awnless; palea one-half to two-thirds as long as the lemma. Dept. of Agric., Div. of Agrost, 17:187. Ibid. B.P.I. Bull. 68, pl. 2— A common meadow and pasture grass, native of Eu., but abundantly escaped in the northern and central portions of the U. S. along roadsides and in waste places. Var. vulgaris, Thurb. Fine Bent-grass. Red-top. A more delicate grass, about 1 ft. high: panicles 1-3 in.; ligule usually 1 line or less. Dept. of Agric. B.P.I. Bull. 68, pl. 3.—This form is commonly used as a lawn grass. Var. aristata, Gray. Similar to var. vulgaris but the lemmas bearing an exserted awn from near the base. Infrequent. Var. maritima, Mey. Producing long stolons; panicles narrow, contracted. Dept. of Agric. B.P.I. Bull. 68: pl. 4.—A native of the sea-coast of N. Amer. and Eu. A form of this is cult. as a lawn grass under the name of creeping bent and has received the horticultural name Agrostis alba var. stolonifera, but is not A. stolonifera, Linn. CH
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
- w:Agrostis alba. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
- Agrostis alba QR Code (Size 50, 100, 200, 500)