单词 | phreatophyte |
释义 | phreatophyten. Botany. A plant with a deep root system that draws its water supply from near the water table. ΘΚΠ the world > plants > by habitat or distribution > [noun] > that likes or tolerates a dry habitat xerophil1884 xerophyte1897 sclerophyll1911 phreatophyte1920 xerosere1926 xeromorph1934 1920 Bull. Geol. Soc. Amer. 31 333 In arid regions plants of certain species habitually utilize water from the zone of saturation. For such plants the name phreatophyte (meaning a well-plant) has been proposed... Willow trees are among the most common phreatophytes in the arid West. 1928 Ecology 9 474 The phreatophytes or ‘well plants’ which derive their water supply from the ground water and are more or less independent of local rainfall. 1965 R. G. Kazmann Mod. Hydrol. v. 144 The most widespread of the desert phreatophytes in the United States are salt grass, greasewood, mesquite, and salt cedar. 1992 M. Ingrouille Diversity & Evol. Land Plants 224 There is a wide range of xerophytic life forms:..phreatophytes which are very deeply rooted into the water table [etc.]. Derivatives phreˌatoˈphytic adj. ΚΠ 1960 Forestry Abstr. 21 184/2 Discusses ecology, water consumption and control of various types of phreatophytic vegetation (largely trees and shrubs) along the water-courses and in the flood-plains. 1999 Jrnl. Functional Ecol. 13 263 Downward siphoning may therefore be an important adaptation allowing juvenile phreatophytic plants to make the transition from reliance on seasonal rainfall to exploitation of ground water. This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022). < n.1920 |
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