noun[mass noun] Botany
The arrangement of bud scales or young leaves in a leaf bud before it opens. Compare with aestivation.
- Leaf vernation was observed in at least ten buds per entity, manually dissected under a stereomicroscope.
- Recently, a third type of leaf vernation has been shown to occur in Primula.
- This plant also has a folded vernation and a very smooth leaf blade.
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