palea

(redirected from Paleaceous)
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palea

[′pā·lē·ə]
(botany)
The upper, enclosing bract of a grass flower.
A chaffy scale found on the receptacle of the disk flowers of some composite plants.
(invertebrate zoology)
One of the enlarged flattened setae forming the operculum of the tube of certain polychaete worms.
References in periodicals archive ?
Cypselae truncate to rostrate at the apex, glabrous to pubescent; pappus of capillary bristles to paleaceous, scabrose to plumose, equal in length, rarely pappus absent.
Cypselae slightly constricted at the apex, glabrous; pappus of scabrid, narrowly paleaceous bristles.
Cypselae attenuate at the apex, pubescent; pappus paleaceous setaceous, scabrid bristles, unequally fused at the base.
Capitulescences a dichotomous cyme; capitula pedunculate, homogamous, discoid; receptacle paleaceous, paleae embracing all the florets; involucre one- to two-seriate.
Cypselae truncate at the apex, pubescent; pappus of very short, crown-like, scabrid bristles, narrowly paleaceous, or pappus absent in the outer cypselae.
Cypselae truncate at the apex, glabrous to pubescent; pappus of bristles filiform to narrowly paleaceous, laciniate to plumose, rarely crown-like.