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(Plants) a small fern plant of Old World tropics and subtropics
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Noun1.onychium - small terrestrial ferns of Old World tropics and subtropics: clawed fernsOnychium - small terrestrial ferns of Old World tropics and subtropics: clawed ferns; sometimes placed in family Cryptogrammataceae
fern genus - genera of ferns and fern allies
family Pteridaceae, Pteridaceae - one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems; Pteridaceae is itself in turn sometimes further subdivided
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Common perennials in that category include the lily Asphodelus tenuifolius and the fern Onychium divaricatum.
Rare, but possibly underrecorded due to similarity to the common fern Onychium divaricatum.
Paired tarsal claws with eight teeth on inner side, unpaired claw toothless, on onychium. Abdomen oval with two sigilla.
In pockets of silt in crevices under boulders on north-facing limestone boulder slope, with Onychium (CJR 2730), cf Morus johannis, liverwort (CJR 2733), Timmiella barbuloides (CJR 2731), etc.