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单词 polyphylly
释义

polyphyllyn.

Brit. /ˈpɒlɪfɪli/, U.S. /ˈpɑliˌfɪli/
Origin: Formed within English, by compounding. Etymons: poly- comb. form, -phylly comb. form.
Etymology: < poly- comb. form + -phylly comb. form, after polyphyllous adj.
Botany. rare.
Originally: the condition of having a greater than normal number of members in a floral whorl. Later: the condition of having numerous leaves.
ΚΠ
1869 M. T. Masters Veg. Teratol. iii. ii. 353 The increased number of leaves in a whorl may well be designated as ‘polyphylly’, using the word in the same sense as in ordinary descriptive botany.
1925 Amer. Naturalist 59 470 The varied structure of dicotyl flowers indicates extreme polyphylly.
1946 W. W. Garner Production of Tobacco xiii. 267 Rudimentary leaves..continue to form in large numbers. For this reason, the disease has been called ‘polyphylly’.
1991 Palaeontographica B. 223 61 The concept of the new taxon unites the recognized polyphylly of foliar S. oblongifolium..and the fructification types of Bowmanites.
This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).
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