Cyrtomium falcatum (L. f.) C. Presl

House holly-fern, Japanese holly fern
Cyrtomium_falcatum_01 Cyrtomium_falcatum_02 Cyrtomium_falcatum_03

Description 1

Fern with short, ascending rhizome; oval-oblong to spear shaped acuminate scale leaves that are dark brown in colour and paler nearer to the edge. Leaves are made up of 4-15 pairs of leathery, oval pinnas that are curved at the point and glabrous, with anastomosed nerves and a shiny, dark green colour on the top and a pale green colour and not shiny on the bottom, with corrugated edges and sharp points (similar to holly leaves).

Biology 1

They reproduce both asexually and by means of seeds, producing thousands of spores. It is not very resistant to the cold and heat, needing shady areas with a high level of environmental humidity.

Habitat 1

It appears in agricultural areas and urbanised green areas, humid mountainous forests, springs, etc. It prefers rocky habitats and is not very demanding with regard to the substrate.

Sources 1

Spanish Catalogue of Exotic Invasive Species and Document sheets of the Exotic Invasive Species Act 630/2013 (GEIB)

Spanish Catalogue of Exotic Invasive Species - Flora 1

http://www.mapama.gob.es/es/biodiversidad/temas/conservacion-de-especies/especies-exoticas-invasoras/ce_eei_flora.aspx

Fuentes y Créditos

  1. Adaptado por INVASORES - administrador de un trabajo de (c) cartotragsatec, algunos derechos reservados (CC BY-SA), http://natusfera.gbif.es/guide_taxa/1943

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