velamen
名词 n.
英文释义
名词 n.
- A covering membrane or velum
- A spongy, usually pale, multiseriate epidermis (i.e. consisting of multiple layers of cells) covering the roots of some kinds of plants, especially plant species with an epiphytic or semi-epiphytic habit. Examples include various orchid and Clivia species
词源
Borrowed from Latin vēlāmen.
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数据来源: Wiktionary