abscission layer
Botany
noun
A layer of cells which develops at the base of a pedicel, petiole, etc., and then breaks down, causing the flower, leaf, etc., to fall off.
Origin
Early 20th century; earliest use found in Bulletin of the Torrey Botanical Club.
- rolling off
- rolling over
- rolling paper
- rolling pendulum
- rolling pin
- rolling press
- rolling purchase
- rolling refinery
- rolling resistance
- rolling road
- rolling room
- rolling start
- rolling stock
- rolling stone
- Rolling Stones
- rolling strike
- rolling table
- rolling tackle
- rolling trench
- rolling up
- rolling weed
- rolling wheel
- roll-in roll-out
- rollio
- roll mark