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Glossary of plant terms

Search our dictionary of 3,300 botanical and plant-related terms – the largest online.
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A measure of length (yd) equivalent to 3 foot or 0.914 metre.

yellow-tail moth

Caterpillars eat foliage and flowers and lay eggs on trees and shrubs.


Generally refers to the quantity or weight of the harvest from a crop.

yucca leaf spot

Circular grey-brown ringed spots develop on leaves and raised, black fruiting bodies develop on them.


Means "of Yunnan, Japan" in Latin.

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