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单词 discifloral
释义

discifloraladj.

Brit. /ˌdɪsᵻˈflɔːrəl/, /ˌdɪsᵻˈflɔːrl̩/, U.S. /ˌdɪsəˈflɔrəl/
Origin: A borrowing from Latin, combined with an English element. Etymons: Latin disciflorus , -al suffix1.
Etymology: < post-classical Latin disciflorus (1720 or earlier; < disci- , combining form of classical Latin discus disc n. + -florus : see -florous comb. form) + -al suffix1; compare floral adj.
Botany. Now historical and rare.
Having flowers with the receptacle enlarged into a conspicuous disc surrounding the ovary; spec. belonging to the former taxonomic group Disciflorae, comprising dicotyledonous plants with polypetalous flowers of this type and including the families Rutaceae and Geraniaceae.
ΚΠ
1862 Edinb. New Philos. Jrnl. 16 294 Under the Discifloral series there are four cohorts: Geraniales, Olacales, Celastrales, Sapindales.
1893 Amer. Naturalist 27 777 The so-called Discifloral Hypogynæ rank somewhat above such typical forms as the Ranunculaceæ and Cruciferæ.
1908 A. H. Church Types Floral Mechanism 150 From such a standpoint the Ericaceae may be considered as a special branch of a Discifloral stock.
1923 Bull. Misc. Information (Royal Bot. Gardens, Kew) No. 2. 67 From these they proceeded to a discifloral series.
This entry has been updated (OED Third Edition, December 2013; most recently modified version published online March 2022).
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adj.1862
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