| 单词 |
ranalian |
| 释义 |
ranalian, a. Bot.|rəˈneɪlɪən|
Also Ran-, -ean.
[f. as prec. + -ian.]
Of or pertaining to a plant of the order Ranales or the group as a whole.
1915C. E. Bessey in Ann. Missouri Bot. Garden II. 116 The opposite-leaved class..is the first to emerge from the cycadean phylum, appearing as the ranalean complex. Ibid. 127 Ranalean evolution has..been one of more and more simplification of flower structure. 1926Jrnl. Bot. LXIV. 83 In following the lead of those who assume a common Ranalian origin for Angiosperms, Mr. Hutchinson has burnt his boats. 1931A. M. Johnson Taxonomy of Flowering Plants i. 11 We have thus a phylogenetic tree of three main branches radiating from the polycarpellate, apocarpous, hypogynous, Ranalian base. 1959Foster & Gifford Compar. Morphol. Vascular Plants xviii. 458 It is clear that these ranalian plants are primitively vesselless. Ibid. 480 It is only by such laborious procedures that we shall be able to test the importance of recent investigations on ranalean families. 1972Nature 14 Apr. 353/2 The Magnoliidae association corresponds with the ‘Ranalian’ and the Hamamelidae-Dilleniidae associations with the ‘Rosalian’ cluster as conceived above. |
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
相关内容：
相关热词搜索：ranalian英英词典英英释义英语词汇意思用法释义英语
字词 巴斯卡规则 释义 【机】 pascal rules 汉译英翻译词典收录405719条汉英翻译词条，基本涵......