Meaning: Any of several cultivated sour cherry trees bearing fruit with dark skin and juice. Classified under: Nouns denoting plants. Synonyms: morello; Prunus cerasus austera. Hypernyms (morello is a kind of...): Prunus cerasus; sour cherry; sour cherry tree (rather small Eurasian tree producing red to black acid edible fruit) Meronyms (parts of morello):
A leaf is an organ of a vascular plant and is the principal lateral appendage of the stem. The leaves and stem together form the shoot. Leaves are collectively referred to as foliage, as in autumn foliage. Diagram of a simple leaf.
Leaf, in botany, any usually flattened green outgrowth from the stem of a vascular plant. Leaves manufacture food for plants, which in turn ultimately nourish and sustain all land animals. Botanically, leaves are an integral part of the stem system, and they are initiated in the apical bud along with the tissues of the stem itself.