sensitive fern


Also found in: Thesaurus, Encyclopedia, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun 1. [画像:Sensitive fern - beautiful spreading fern of eastern North America and eastern Asia naturalized in western Europe]sensitive fern - beautiful spreading fern of eastern North America and eastern Asia naturalized in western Europe; pinnately divided fronds show a slight tendency to fold when touched; pinnules enclose groups of sori in beadlike lobes
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
genus Onoclea, Onoclea - one species: sensitive fern; in some classifications included in Polypodiaceae
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Sterile fronds of sensitive fern average 60 cm in height and 30 cm or more at maximum breadth (Johnson, 1993), and those of marsh fern average 45 cm high x 10 cm at widest point (Smith, 1993).
Size and development times of herbivorous host and parasitoid on distantly related foodplants
The sensitive fern, Onoclea sensibilis, is the first fern to appear among the grasses and clovers of our yard in the spring.
Fantastic ferns add to landscape. (My Favorite Garden)
ONOCLEA {on-oh-KLEE-uh} Linnaeus 1753 * Sensitive Fern * [Greek onos, vessel, and kleiein, to close; son are inclosed by inrolled leaf margins.] Monotypic genus, occurring in North America and northern Asia.
Pteridophytes of Northeast Alabama and adjacent highlands iv: Polypodiales (Dryopteridaceae to Osmundaceae)

Full browser ?