Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A cluster of sporangia borne on the underside of a fern frond.
- noun A reproductive structure in certain fungi and lichens.
from The Century Dictionary.
- noun In botany, a heap or aggregation.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Bot.) One of the fruit dots, or small clusters of sporangia, on the back of the fronds of ferns.
- noun In parasitic fungi, any mass of spores bursting through the epidermis of a host plant.
- noun In lichens, a heap of soredia on the thallus.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun botany Any
reproductive structure, in somelichens andfungi that producesspores - noun botany A cluster of
sporangia on the edge or underside of afern frond
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun cluster of sporangia usually on underside of a fern frond
- noun a spore-producing structure in certain lichens and fungi
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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Indusium minute, concealed beneath the sorus, divided into a few beaded hairs.
The Fern Lover's Companion A Guide for the Northeastern States and Canada George Henry Tilton
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Indusium star-shaped, of a few irregular segments fixed beneath the sorus, often obscure.
The Fern Lover's Companion A Guide for the Northeastern States and Canada George Henry Tilton
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Indusium hood-shaped, fixed centrally behind the sorus and arching over it, soon withering, often illusive.
The Fern Lover's Companion A Guide for the Northeastern States and Canada George Henry Tilton
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Indusium cup-shaped, fixed beneath the sorus, supported by the tooth of a leaf; sporangia borne in an elevated, globular receptacle open at the top.
The Fern Lover's Companion A Guide for the Northeastern States and Canada George Henry Tilton
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This occasionally happens from the elongation of the normally placed sorus, which thus extends to the margin, and returns on the upper side, when the sori chance to be placed opposite to the marginal crenatures.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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Sori (singular _sorus_, a heap), or fruit dots may be naked as in the polypody, but are usually covered with a thin, delicate membrane, known as the indusium (Greek, a dress, or mantle).
The Fern Lover's Companion A Guide for the Northeastern States and Canada George Henry Tilton
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Like the plasmodial slime mold, the pseudoplasmodium looks for a light, dry are to form the frutification, which is called a sorocarp and consists of a sorophore (the stalk) and a sorus
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Like the plasmodial slime mold, the pseudoplasmodium looks for a light, dry area to form the frutification, which is called a sorocarp and consists of a sorophore (the stalk) and a sorus
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Like the plasmodial slime mold, the pseudoplasmodium looks for a light, dry are to form the frutification, which is called a sorocarp and consists of a sorophore (the stalk) and a sorus
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Like the plasmodial slime mold, the pseudoplasmodium looks for a light, dry are to form the frutification, which is called a sorocarp and consists of a sorophore (the stalk) and a sorus
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