ocrea


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ocrea

[′ä·krē·ə]
(botany)
A tubular stipule or pair of coherent stipules.
References in periodicals archive ?
(3) Spongia pectori tegumentum et sinistrum crus ocrea tectum.
Another relevant characteristic for the cited classification was the presence of a coleoptile (also called ligule or ocrea), which was used to divide palms with remote germination into ligulate and nonligulate seedlings.