Thelypteris bergiana

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  • Herbarium No: UPH NO. V--448
  • Thelypteris bergiana
  • (Schlecht.) Ching
  • Botanical Name/Scientific Name: Thelypteris bergiana
  • Genus: Thelypteris
  • Synonym: Amauropelta bergiana (Schltdl.) Holttum
  • Common/Local Name(s): Berg's Maiden Fern.
  • Family: Thelypteridaceae
  • Botanical Description: Thelypteris bergiana is a perennial fern that typically forms clusters with a somewhat erect to arching growth habit. It grows from rhizomes that are creeping and scaly, helping the plant spread and colonize areas effectively. The fronds of Thelypteris bergiana are deciduous to semi-evergreen, depending on the climate in which the fern is growing. Each frond is divided into a long, slender stipe (the fern's stalk) and a blade. The frond structure is as follows: The stipe is green to straw-colored, typically one-third the length of the entire frond. Blade: The blade is lanceolate (lance-shaped) and pinnately compound, meaning it is divided into multiple leaflets (pinnae) along each side of a central rachis. The overall blade can reach lengths of 30-80 cm, with individual pinnae arranged alternately along the rachis. Leaflets (Pinnae) The pinnae are narrowly oblong and finely serrated, with each leaflet further divided into smaller subleaflets (pinnules), which are also serrated. The texture of the leaflets is somewhat papery, and they are green in color. Like other ferns, Thelypteris bergiana reproduces via spores, which are housed in structures called sori. The sori are round and located on the undersides of the pinnae. They are covered by a thin, membranous tissue known as an indusium, which protects the developing spores until they are ready for dispersal.
  • Flowering/Fruiting: Sporing
  • Plant Uses: Ornamental Uses (Garden Landscaping & Indoor Decoration) and Ecological Uses (Soil Stabilization & Habitat Creation).
  • Origin: Introduced
  • Locality: University of Port Harcourt
  • Mode: Wild

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