| 单词 | ravenna grass |
| 释义 | > as lemmasRavenna grass In full Ravenna grass. A tall grass, Saccharum ravennae, which has greyish leaves and an erect, purplish-grey inflorescence, native to southern Europe and North Africa, widely cultivated as an ornamental, and naturalized in the south-western U.S. ΘΚΠ the world > plants > particular plants > cultivated or valued plants > particular cultivated or ornamental plants > foliage, house, or garden plants > [noun] > ornamental grasses Ophiopogon1836 pampas grass1850 arrow grass1853 Ravenna grass1900 1900 Cycl. Amer. Hort.: E–M 540/1 Ravenna Grass. A tall, hardy grass, 4–7 ft. high, very ornamental. 1929 J. W. Bews World's Grasses vi. 243 ‘Ravenna’ is a Mediterranean species, extending as far north as upper Italy. 1976 G. S. Thomas Perennial Garden Plants x. 308 Ravenna Grass. In hot summers this grass is a striking addition to the garden. 1995 Denver Post 9 Apr. (Mag.) 7 (caption) Ravenna grass invading the canyon has crowded out native plants. < as lemmas |
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