auricle
Sign in to saveAlso known as Auricle_(botany)
small ear-like projection from the base of a leaf or petal
In the Vinony graph
Vinony's link graph records 87 inbound references to auricle, and connects out to botany, leaf and petal.
It is catalogued under the topic Leaf morphology.
Vinony links it to 12 Wikipedia language editions.