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Definition of Pappus
1. Noun. Calyx composed of scales or bristles or featherlike hairs in plants of the Compositae such as thistles and dandelions.
Definition of Pappus
1. n. The hairy or feathery appendage of the achenes of thistles, dandelions, and most other plants of the order Compositæ; also, the scales, awns, or bristles which represent the calyx in other plants of the same order.
Definition of Pappus
1. Noun. (botany) The markedly reduced sepals of an Asteraceae floret that take the form of trichomes or scale attached to the ovary or seed. ¹
¹ Source: wiktionary.com
Definition of Pappus
1. a tuft of bristles on the achene of certain plants [n -PI] : PAPPOSE, PAPPOUS [adj]
Medical Definition of Pappus
1. A tuft (or ring) of hairs or scales borne above the ovary and outside the corolla (possibly representing the calyx), a tuft of hairs on a fruit. (09 Oct 1997)
Lexicographical Neighbors of Pappus
Literary usage of Pappus
Below you will find example usage of this term as found in modern and/or classical literature:
1. A History of Greek Mathematics by Thomas Little Heath (1921)
"Date of pappus. pappus lived at the end of the third century AD The authority for
... But Suidas was evidently not well acquainted with the works of pappus; ..."
2. Class-book of Botany: Being Outlines of the Structure, Physiology, and by Alphonso Wood (1873)
"90 j pappus scabrous,—triple, each row by 10s CNICUS. ... pappus of a f«w short
awns or bristles. « Bo I.TOM A. 24 —pappus a membranous margin M ..."
3. An Illustrated Flora of the Northern United States, Canada and the British by Nathaniel Lord Britton, Addison Brown (1913)
"pappus of either the radiate or tubular flowers, or both, of numerous capillary
bristles, ... Achenes of the ray-flowers thick, the pappus obsolete, ..."
4. Synoptical Flora of North America: The Gamopetalae, Being a Second Edition by Asa Gray (1888)
"Depauperate in the original specimens: bristles of pappus !to 5, sometimes with
manifest broadly-ovate palea at base, sometimes deciduous. ..."
5. Gray's New Manual of Botany: A Handbook of the Flowering Plants and Ferns of by Asa Gray, Benjamin Lincoln Robinson, Merritt Lyndon Fernald (1908)
"Bracts of the involucre few. 9. Liatris. pappus plumose or only ... 4- pappus of
not numerous slender bristles ; heads radiate ; involucre of firm ..."
6. A Flora of Western Middle California by Willis Linn Jepson (1911)
"pappus consisting of bristles, the bristles (or some of them) plumose. Receptacle
naked. Flowers yellow; receptacle with chaff-like bracts; thistle-like ..."
7. Flora of the Southern United States: Containing an Abridged Description of by Alvan Wentworth Chapman (1897)
"pappus of the rays none, of the disk flowers bristle-like scales. ... pappus a
cup-shaped border. Chaff of the receptacle elongated, spine-pointed . ..."
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