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involucel

American  
[in-vol-yuh-sel] / ɪnˈvɒl jəˌsɛl /

noun

Botany.
  1. a secondary involucre, as in a compound cluster of flowers.


involucel British  
/ ɪnˈvɒljʊˌsɛl /

noun

  1. a ring of bracts at the base of the florets of a compound umbel

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of involucel

1755–65; < New Latin involūcellum, diminutive of Latin involūcrum involucrum; for formation, see castellum

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The spikelets are usually one to two and rarely three in an involucel and each one has four glumes.

From A Handbook of Some South Indian Grasses by K. Rangachari

Each peduncle bears 4-pedicelled male or neuter spikelets in a regular whorl forming an involucel around 1 or 2 sessile bisexual spikelets and 2- or 3-pedicelled male spikelets.

From A Handbook of Some South Indian Grasses by K. Rangachari

The pedicelled spikelets of the involucel have firmer harder, shorter and broader pedicels, thickly bearded and consist of two glumes only.

From A Handbook of Some South Indian Grasses by K. Rangachari

The involucel consists of hardened spike-like bristles connate at the base into a short coriaceous cup, which is surrounded by erect or squarrose bristles.

From A Handbook of Some South Indian Grasses by K. Rangachari

Partial involucre, same as an involucel; partial petiole, a division of a main leaf-stalk or the stalk of a leaflet; partial peduncle, a branch of a peduncle; partial umbel, an umbellet, 76.

From The Elements of Botany For Beginners and For Schools by Asa Gray

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