vernationn.
/vəːˈneɪʃn/, /vəˈneɪʃn/, U.S. /vərˈneɪʃən/ 1. Botany. The arrangement or formation of the leaves of plants or fronds of ferns in the bud; the manner in which the rudimentary or unexpanded leaves are disposed; prefoliation.
ΘΚΠ
the world > plants > part of plant > leaf > [noun] > vernation or arrangement in the bud
foliation1785
vernation1793
prefoliation1829
circination1857
1793 T. Martyn Lang. Bot. sig. H5v Foliatio, foliation, vernation, or leafing.
1829 J. Lindley Synopsis Brit. Flora 88 Prunus, vernation convolute.
1829 J. Lindley Synopsis Brit. Flora 88 Cerasus, vernation conduplicate.
1830 J. Lindley Introd. Nat. Syst. Bot. 157 The vernation of both the calyx and petals.
1857 P. H. Gosse Omphalos 131 The green and leafy arches were once coiled up in a circinate vernation.
1882 S. H. Vines tr. J. von Sachs Text-bk. Bot. (ed. 2) 428 The leaves of Ferns are usually characterised by a circinate vernation.
2. Vegetable growth or development, as characteristic of the spring. Now Obsolete or rare.
ΘΚΠ
the world > plants > by growth or development > [noun] > instance of > characteristic of season
vernation1827
1827 H. Steuart Planter's Guide (1828) 320 The season of vernation erelong will come on, the leaves will be enlarged, and assume a far deeper and more lively green.
1867 A. L. Adams Wanderings Naturalist India 68 From the earliest appearance of Vernation in March up to the end of May.
1929 S. Leslie Anglo-Catholic x. 121 In the vernation of the year Edward felt the old desire for the earth, a renewed longing to labour and drive the plough.
This entry has not yet been fully updated (first published 1917; most recently modified version published online March 2022).
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n.1793