| 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. |