Pityrogramma


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Noun1.Pityrogramma - terrestrial tropical ferns having fronds with powdery yellowish or white undersides; sometimes placed in family Polypodiaceae or Adiantaceae
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
Pityrogramma argentea, silver fern - fern of southern tropical Africa having fronds with white undersides
Pityrogramma calomelanos, silver fern - tropical American fern having fronds with white undersides
golden fern, Pityrogramma calomelanos aureoflava - tropical American fern having fronds with light golden undersides
gold fern, Pityrogramma chrysophylla - fern of West Indies and South America having fronds with bright golden-yellow undersides
References in periodicals archive ?
Effect of soil properties on arsenic hyperaccumulation in pteris vittata and pityrogramma calomelanos var.
Before fire, the community was made up basically by species such as Ludwigia tomentosa, Odontocarya tamoides, and Cissampelos pareira in the upper stratum, and Rhynchospora scutellata, Pityrogramma calomelanos, Thelypteris interrupta, Vernonanthura brasiliana and Fuirena umbellata in the lower stratum.
Francesconi K, Visoottiviseth P, Sridokchan W and Goessler W (2002) Arsenic species in an arsenic hyperaccumulating fern, Pityrogramma calomelanos: a potential phytoremediator of arsenic-contaminated soils.
Pityrogramma calomelanos Pityrogramma calomelanos (L.
Con base en la revision documental, las especies inventariadas pudieron ser ademas clasificadas en 1) aquellas que han sido utilizadas para reparar habitat alterados, como Helicteres baruensis, Guazuma ulmifolia, Maprounea guianensis, Pityrogramma calomelanos, Clusia rosea; 2) especies cuyas caracteristicas son las de invadir sitios alterados de una manera muy rapida, como Mimosa microcephala, Eupatorium odoratum, Solanum stramoniifolium, Chromolaena odoratum y Cyperus odoratus; 3) especies de rapido crecimiento como Solanum stramoniifolium, Phylodendron krugrii, Jacaranda obtusifolia y Guazuma ulmifolia; 4) especies propagadas por semillas como S.