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A group of one or more whorls of bracts beneath a flower or flower cluster.

[French, from Latin involūcrum, wrapper, envelope; see involucrum.]

in′vo·lu′cral (-krəl), in′vo·lu′crate (-krĭt, -krāt′) adj.
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Adj.1.involucrate - having an involucre
phytology, botany - the branch of biology that studies plants
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28], also studied the effects of hypochlorite-oxidation on the physicochemical properties of starch obtained from tacca involucrate and observed that the oxidation produces starch of whiter colour and optically clearer mucilage.
7 cm in diameter, greenish-white, glabrescent; scape bracts broadly triangular (the basal ones) to subtriangular-ovate or subtriangular-orbicular (the upper ones), apex acute and apiculate, suberect, spinulose at the apex to entire, green except for the reddish apex, inconspicuously and sparsely white-lepidote to glabrescent, thin in texture, the upper ones somewhat involucrate, 4.