| 单词 | palmarosa grass |
| 释义 | > as lemmaspalmarosa grass 1. A form or variety of the South and South-East Asian grass Cymbopogon martini; esp. the form of this grass which yields a characteristic essential oil (see sense 2). Also more fully palmarosa grass. Also called roosa grass or rosha grass (see rosha n.).This form of C. martini is often known as C. martini var. motia, although its status as a true variety is unclear. ΘΚΠ the world > plants > particular plants > cultivated or valued plants > fragrant plants or plants used in perfumery > [noun] > other fragrant or perfume plants rosha1837 citronella1849 palmarosa grass1870 1870 Nature 9 June 109/1 The essences that developed the largest quantity of ozone were those of cherry laurel, palmarosa, cloves, lavender, [etc.]. 1929 H. A. A. Nicholls & J. H. Holland Text-bk. Trop. Agric. (ed. 2) ii. xx. 592 (caption) Essential Oil Still. Made for treating ‘rosha’ grass or ‘palmarosa’ (Cymbopogon Martini) of India. 1950 E. Guenther Essent. Oils IV. 9 Distillation of palmarosa grass in direct steam stills increased the yield of oil. 2001 Business India (Nexis) 23 July Palmarosa grow[s] under rain-fed or low irrigation conditions. < as lemmas |
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