单词 | corolla tube |
释义 | > as lemmascorolla tube corolla tube n. Botany a tube-like structure present in some types of flower, formed by the petals or their bases fusing together. ΚΠ 1810 C. T. Watkins Portable Cycl. at Russelia The calyx is five leaved; corolla tube, very long. 1883 Amer. Naturalist 17 1213 Looking down upon the mouth of the corolla tube at this stage, there is a striking resemblance to a coral cell. a1933 J. A. Thomson Biol. for Everyman (1934) II. 1183 The other half of the primrose plants are ‘thrum-eyed’, with the stamens at the mouth of the corolla tube. 2005 Daily Tel. 13 Aug. 8 P[lectranthus] zuluensis (from South Africa) has mauve flowers with large upper and lower lips, bent in opposite directions, and a thick corolla tube. < as lemmas |
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