indusium


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in·du·si·um

, pl.

in·du·si·a

(in-dū'zē-ŭm, -zē-ă),
1. A membranous layer or covering.
2. The amnion.
[L. a woman's undergarment, fr. induo, to put on]
Farlex Partner Medical Dictionary © Farlex 2012

indusium

(ĭn-do͞o′zē-əm, -zhē-, -dyo͞o′-)
n. pl. indu·sia (-zē-ə, -zhē-ə)
An enclosing membrane, as that covering the sorus of a fern.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

in·du·si·um

, pl. indusia (in-dū'zē-ŭm, -zē-ă)
1. A membranous layer or covering.
2. The amnion.
[L. a woman's undergarment, fr. induo, to put on]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

indusium

the covering of a sporangium or several sporangia.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
It is likely that activation of the indusium griseum secondary to hippocampal stimulation, by moments of distress, dreaming or seizures, can result in a visual experience of small humanoid creatures of this type.
Cenosorus continuous, indusium with undulated margins, and polygonal epidermal pattern of thickened cell walls.
Indusium present; stem diameter 8-10 mm; rachis not winged or winged at apical portion of blades only 3.
Larger pinnae mostly less than 5cm long; rhizome slender; indusium covering sides of sorus(separating into flaps and forms a star-shaped cup): Woodsia
The originally undifferentiated filaments become entrapped in a cup-shaped indusium which triggers their differentiation into akinetes.
Sori not located along the edge of leaflets, or sori marginal with kidney-shaped indusium and not covered by rolled under leaflet edge.

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