stipule
英 ['stɪpjuːl]
美 ['stɪpjʊl]
stipule 草梗,叶柄,托叶来自拉丁语 stipula,草,草梗,来自 PIE*steip,刺,插,扩大形式于 PIE*stei,刺,插,词源同 stipple,sting,stimulus.
- stipule (n.)
- "small appendage at the base of the petiole of a leaf," 1793, from French stipule, from Latin stipula "stalk (of hay), straw," from PIE *stip-ola-, from root *steip- "to stick, compress" (see stiff (adj.)).
- 1. Foliaceous back provides fluff , vein is thicker , stipule is damask.
- 叶背具柔毛, 叶脉较粗,托叶淡红色.
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- 2. Stipule A modified leaf found as an outgrowth from the petiole or leaf base.
- 托叶:由叶柄或叶基部生长出的变态的叶,为发育产生的外部结构.
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