Definition of Involucre. Meaning of Involucre. Synonyms of Involucre

Here you will find one or more explanations in English for the word Involucre. Also in the bottom left of the page several parts of wikipedia pages related to the word Involucre and, of course, Involucre synonyms and on the right images related to the word Involucre.

Definition of Involucre

Involucre
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.

Meaning of Involucre from wikipedia

- a whorl subtending an inflorescence are collectively called an involucre. An involucre is a common feature beneath the inflorescences of many Apiaceae...
- diameter, surrounded by an involucre (husk) which partly to fully encloses the nut. The shape and structure of the involucre, and also the growth habit...
- gynoecium. Nuts may be contained in an involucre, a cup-shaped structure formed from the flower bracts. The involucre may be scaly, spiny, leafy or tubular...
- accessory fruit because the outer covering of the fruit is technically an involucre and thus not morphologically part of the carpel; this means it cannot...
- (1⁄2–1 in) long, fully enclosed in a 3–5 cm (1+1⁄4–2 in) long, tubular involucre (husk). The filbert is similar to the related common hazel, C. avellana...
- scale-like bracts. These are known as phyllaries; collectively, they form the involucre, which serves to protect the immature head of florets during its development...
- Accessory Fruit Organs Organ Fruit Hypanthium apple, pear, rose hip Involucre pineapple Peduncle cashew apple Perianth anthocarps of the Nyctaginaceae...
- edges, and close at night. The involucre is subcupuliform or obtusely bell-shaped (campanulate) in shape. Both the involucre and scape can be glabrous or...
- herbaceous annual that has catkin-like inflorescences with cup-shaped involucres surrounding the minute flowers. It is mainly known for its root being...
- sometimes ciliate. The involucre is smooth (glabrous) and campanulate, with an obtuse base (sometimes subintruse). The outer involucre bracts have ciliate...