involucre

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in·vo·lu·crum

, pl.

in·vo·lu·cra

(in'vō-lū'krŭm, -loo'kră),
1. An enveloping membrane, for example, a sheath or sac.
2. The sheath of new bone that forms around a sequestrum.
Synonym(s): involucre
[L. a wrapper, fr. in-volvo, to roll up]

involucre

, involucrum (ĭn′vō-lū″kĕr) (ĭn″vō-lū′krŭm) [″ + volvere, to wrap]
1. A sheath or covering.
2. The covering of newly formed bone enveloping the sequestrum in infection of the bone.

involucre

  1. a calyx-like structure formed by bracts below the base of a condensed INFLORESCENCE.
  2. a growth of the tissue of the thallus in liverworts (see HEPATICA that covers and protects the ARCHEGONIUM.
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References in periodicals archive ?
Ofoefule SI, Osuji AC and O Okorie Effects of physical and chemical modifications on the disintegrant and dissolution properties of tacca involucrate starch.
Attama AA, Obi EN and IT Nzekwe The effects of Hypochlorite-oxidation on the physicochemical properties of starch obtained from tacca involucrate.
8 cm in diameter, green, glabrescent, rugulose, mostly naked; scape bracts one near the base and few involucrate ones at apex, suboblong, acuminate, suberect to spreading toward the apex, green or sometimes slightly reddish at extreme apex and along the apical margins, inconspicuously and sparsely white-lepidote toward the apex, the upper ones exceeding the petals, ca.