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involucre

XDict

n. 总苞;皮膜;外膜

PyDict

总苞;皮膜;外膜

WordNet (r) 3.0 (2006) (WordNet)

involucre
n 1: a highly conspicuous bract or bract pair or ring of bracts
at the base of an inflorescence

The Collaborative International Dictionary of English v.0.48 (gcide)

Involucre \In"vo*lu`cre\ (?; 277), n. [L. involucrum a covering,
wrapper, fr. involvere to wrap up, envelop: cf. F. involucre.
See {Involve}.] (Bot.)
(a) A whorl or set of bracts around a flower, umbel, or head.
(b) A continuous marginal covering of sporangia, in certain
ferns, as in the common brake, or the cup-shaped
processes of the filmy ferns.
(c) The peridium or volva of certain fungi. Called also
{involucrum}.
[1913 Webster]

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英文字典中文字典相关资料:

INVOLUCRE Definition Meaning - Merriam-Webster
The meaning of INVOLUCRE is one or more whorls of bracts situated below and close to a flower, flower cluster, or fruit
Bract - Wikipedia
Bracts that appear in a whorl subtending an inflorescence are collectively called an involucre An involucre is a common feature beneath the inflorescences of many families like Apiaceae(carrot family), Asteraceae(sunflower or the daisy family), Dipsacaceae and Polygonaceae
INVOLUCRE Definition Meaning | Dictionary. com
Involucre definition: a collection or rosette of bracts subtending a flower cluster, umbel, or the like See examples of INVOLUCRE used in a sentence
Involucre - Encyclopedia. com
involucre A protective structure in some flowering plants and bryophytes In flowering plants it consists of a ring of bracts arising beneath the flower cluster of those species with a capitulum (i e members of the dandelion family) or an umbel (i e members of the carrot family)
INVOLUCRE definition and meaning | Collins English Dictionary
A ring of bracts at the base of an inflorescence in such plants as the composites Click for English pronunciations, examples sentences, video
Involucre - definition of involucre by The Free Dictionary
Define involucre involucre synonyms, involucre pronunciation, involucre translation, English dictionary definition of involucre n A group of one or more whorls of bracts beneath a flower or flower cluster in′vo·lu′cral , in′vo·lu′crate adj American Heritage® Dictionary of the
involucre, n. meanings, etymology and more | Oxford English Dictionary
What does the noun involucre mean? There are three meanings listed in OED's entry for the noun involucre See ‘Meaning use’ for definitions, usage, and quotation evidence
What does involucre mean? - Definitions. net
Involucre typically refers to a group or cluster of bracts (leaf-like structures) tightly bound together and usually found at the base of a flower, especially in plants belonging to the Daisy or Sunflower family (Asteraceae)
involucre - Wiktionary, the free dictionary
involucre (plural involucres) Conspicuous bract, bract pair or ring of bracts at the base of an inflorescence

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