| 单词 |
merithal |
| 释义 |
merithal Bot.|ˈmɛrɪθæl| Also in mod.L. form meriˈthallus (pl. -thalli). [f. Gr. µέρο-ς part + θαλλός a young shoot, frond.] A name originally given by Du Petit-Thouars (1756-1831) to an internode, but later applied with qualifying word to each of the three parts of the plant leaf, and by Gaudichaud to each of the three parts of a compound plant, the radicular, cauline and foliar merithal.
1849Rep. & Pap. Botany (Ray Soc.) 255 On Gaudichaud's Theory of the Merithals. 1849Balfour Man. Bot. §139, §169, §639. |

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