male fern

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male fern

n.
A fern (Dryopteris filix-mas) of Eurasia and North America, having stalks with brown scales and containing an oleoresin formerly used to expel tapeworms.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
References in periodicals archive ?
A native to northeastern North America, Dryopteris goldiana, or Goldie's fern, is one of the tallest types.
Nevertheless, growing in the soil between the logs is one robust plant of Dryopteris carthusiana.
Nine species in old-growth forest like Adiantum incisum, Dryopteris ramosa, and Fragaria nubicola were more frequent showing 100% frequency almost at all altitudes.
Species Collection State State Global Site (*) Status[dagger] Rank[dagger] Rank[dagger] (1) (2) (3) Ferns Dryopteris OS T S2 G5 cristata Woodwardia OR S S2 G5 virginica Dicots Caltha QU E S1 G5 palustris Hypericum OS E S1 G5 ellipticum Solidago ST E S1 G3/G4 Q lancifolia Stellaria QU E S1 G5 longifolia Vacciniurn OR T S2 G4 macrocarpon Monocots Cypripedium JO S S4 G5 acaule Eriophorum OR E S1/S2 G5 virginicum Glyceria JO S S1 G5 laxa * John's Bog (JO), Orchard Bog (OR), Osborne Bog (OS), Stoney Creek Bog (ST), Quarry Bog (QU) [dagger] Information for state status, state rank and global rank is based on the Tennessee Natural Heritage Program rare plant list (Tennessee Division of Natural Heritage, 2008).
y Dryopteris filix-mas, que tienen concentraciones de ETR muy bajas en comparacion a los observados en la Tabla II., en la que se indican las especies de plantas vasculares con concentraciones de ETR mayores a los de plantas normales.
magnifolia (na'ena'e), Dubautia waialealae (na'ena'e), Geranium kauaiense (nohoanu), Keysseria erici, Keysseria, helenae, Labordia helleri (kamakahala), Labordia pumila (kamakahala), Lysimachia daphnoides (lehua makanoe), Melicope degeneri (alani), Melicope paniculata (alani), Melicope puberula (alani), Myrsine mezii (kolea), Pittosporum napaliense (ho'awa), Platydesma rostrata (pilo kea lau li'i), Pritchardia hardyi (loulu), Psychotria grandiflora (kopiko), Psychotria hobdyi (kopiko), Schiedea attenuata, Stenogyne kealiae, Cyanea kolekoleensis, Cyanea dolichopoda, Cyrtandra paliku, Diellia mannii, Doryopteris angelica, Dryopteris crinalis var.
Roedd y rhedyn ungoes yma (Pteridium aquiliunium; bracken), y farchredynen gyffredin (Dryopteris filix-mas; male fern) a'r wibredynen (Blechnum spicant; hard fern) i gyd yn tyfu yma.
[I.sup.+1-11] angustifolium Dryopteris pallida Pulicaria dysenterica Teucrium chamaedrys subsp.
The 1,200 specimens of feathery Dryopteris filix-mas are nourished by a mixture of bacteria, nutrients and rainwater, which can be adjusted in response to climate and light.
Historical bottlenecks decrease genetic diversity in natural populations of Dryopteris cristata.