vernation

[ ver-ney-shuhn ]

noun

, Botany.

1. the arrangement of the foliage leaves within the bud.

vernation

/ vɜːˈneɪʃən /

noun

1. the way in which leaves are arranged in the bud

vernation

/ vûr-nā′shən /

1. The arrangement of young foliage leaves within a bud. The coiled arrangement of young leaves in fern fiddleheads is known as circinate vernation and protects the delicate leaf tips as they develop.

Word History and Origins

Origin of vernation¹

1785–95; < New Latin vernātiōn- (stem of vernātiō ), equivalent to Latin vernāt ( us ) (past participle of vernāre to be verdant; vernal, -ate ¹ ) + -iōn- -ion

Word History and Origins

Origin of vernation¹

C18: from New Latin vernātiō, from Latin vernāre to be springlike, from vēr spring

Example Sentences

Grew deals also with the vernation of leaves, and methods of bud protection.

From Project Gutenberg

Ferns, with fronds circinate in vernation, bearing the fructification on the under surface or beneath the margin.

From Project Gutenberg

Its leaves, however, had neither the vernation nor the pellucid dots of Myrtaceous trees.

From Project Gutenberg

All genuine aquatic types have leaves involute in vernation?

From Project Gutenberg

In spring the terminal buds of saplings best show the peculiarity of the tree's vernation.

From Project Gutenberg