| 释义 |
perennate, v.|pəˈrɛneɪt|
[f. ppl. stem of L. perennāre, f. per through + annus year, or f. perennis: see next.]
a. trans. To make perennial or lasting. rare.
b. intr. To last or live through a number of years, as a perennial plant. Hence peˈrennating ppl. a., pereˈnnation.
1623Cockeram, Perennate, to last many yeares. 1698Money Masters all Things 16 So tho' Money can't perennate your days, Yet after Death, she hath the power to raise You into Bliss. 1888I. B. Balfour in Nature 20 Dec. 188/2 Properly to understand perennation, the perennating portions must be examined at all periods of the resting season as well as when they are starting anew into vegetative activity. 1905I. B. Balfour tr. C. E. von Goebel's Organogr. Plants II. 689/1 Perennating, geophilous shoot. 1913[see chamæphyte s.v. chamæ-]. 1926Tansley & Chipp Study of Vegetation ii. 21 The perennating buds..continue the growth of the plant from season to season. 1927Forestry I. 108 Besides overwintering in the buds, the fungus perennates on dead oak-leaves. 1969F. E. Round Introd. Lower Plants xiii. 153 Vegetative propagation of the gametophyte from gemma-like outgrowths is common in some genera [of ferns] and in a few these even become thickened and act as perennating organs. 1971Country Life 16 Dec. 1736/3, I nearly always get a casual crop of mushrooms, though where the spawn comes from is a mystery. Perhaps it perennates in the ground below the [compost] heap. 1977J. L. Harper Population Biol. of Plants iii. 62 For perennial plants the seed is an alternative means of perennation. Ibid. xxi. 651 In most plants the seed is a perennating organ. |