Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Having a flat circular structure attached to a stalk near the center, rather than at or near the margin; shield-shaped.
from The Century Dictionary.
- Shield-shaped; in botany, fixed to the stalk by the center or by some point distinctly within the margin; having the petiole inserted into the under surface of the lamina, not far from the center: as, a peltate leaf.
from the GNU version of the Collaborative International Dictionary of English.
- adjective Shield-shaped; scutiform; (Bot.) having the stem or support attached to the lower surface, instead of at the base or margin; -- said of a leaf or other organ.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective
Shield -shaped;scutiform . - adjective botany, of leaves Having the
petiole attached to the lower surface instead of themargin .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective (of a leaf shape) round, with the stem attached near the center of the lower surface rather than the margin (as a nasturtium leaf for example)
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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I have written of a lake, but no water was visible, for it was concealed by thousands and thousands of the peltate leaves of the lotus, nearly round, attaining a diameter of eighteen inches, cool and dewy-looking under the torrid sun, with a blue bloom upon their intense green.
The Golden Chersonese and the way thither Isabella Lucy 2004
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The stems are green or reddish-green and the leaves show a considerable variation in form, but are normally 5-20 cm long, peltate, with 3-5 lobes.
Chapter 7 1987
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Leaves are peltate, 60-90 cm in diameter on very long petioles and are often raised 1-2 m above the surface of the water.
Chapter 22 1987
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The leaves are heart-shaped, 20 - 50 cm long, with rounded basal lobes; the leaf stalk joins the blade some distance inward from the notch between the lobes (ie the leaf is peltate - a feature which distinguishes the plant from the rather similar Xanthosoma).
Chapter 32 1987
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Between such cases and that of a peltate leaf with a depressed centre, such as often occurs, to some extent, in _Nelumbium_, there is but little difference.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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As the specific name implies, the leaves are peltate or umbrella-shaped, deeply lobed, each lobe being deeply cut, and all unevenly toothed and hairy at the edges, with a fine down covering the under sides; the upper surface is of a lively, shining green colour, and finely veined.
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_Tropæolum majus_, in which the ovules were replaced by perfect peltate leaves, is that the ovules are foliar productions springing, not directly from a prolonged floral axis, as in _Primulaceæ_, but from branches of the axis arising from the axils of the carpellary leaves.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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The leaves are nearly round in outline, sub-peltate, five, but sometimes only three-lobed; lobes entire, sometimes notched, smooth and glaucous; the leaf-stalks are long and bent, and act as tendrils.
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= -- The leaves of Hazels may often be found with their margins coherent at the base, so as to become peltate, while in other cases, the disc of the leaf is so depressed that
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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From this point of view, peltate leaves like those of _Tropæolum_ or _Nelumbium_ become very significant.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
reesetee commented on the word peltate
In botany, having a stalk attached not at the margin as in most leaves, but toward the center.
June 12, 2007
slumry commented on the word peltate
And, literally, shield-shaped
July 20, 2007