单词 | quadripinnate |
释义 | > as lemmasquadripinnate quadripinnate adj. Brit. /ˌkwɒdrᵻˈpɪneɪt/ , /ˌkwɒdrᵻˈpɪnᵻt/ , U.S. /ˌkwɑdrəˈpɪˌneɪt/ , /ˌkwɑdrəˈpɪnət/ Botany (of a compound leaf or frond) having tertiary leaflets or pinnae which are further divided, as in certain ferns; quadruply pinnate (cf. bipinnate adj. 1, tripinnate adj.).ΚΠ 1853 Hooker's Jrnl. Bot. 5 226 It [sc. Cheilanthes linearis] differs in being distinctly quadripinnate, in the pinnules being uniformly linear and equal-sized. 1881 Gardeners' Chron. 16 685 The fronds [of Adiantum Lathomi] are quadripinnate in the lower and more compound portions. 2000 Internat. Jrnl. Plant Sci. 161 985/2 Marsilea is documented in the Cretaceous (Cenomanian) by quadripinnate fronds. < as lemmas |
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