PlantNET Home DONATE TODAY | PlantNET Home | Search NSW Flora | Contact Us  
FloraOnline
Introduction
Plant Name Search
Index Search
Spatial Search
Identification Keys
Classification
Glossary
WeedAlert
Telopea Journal
Other Data Sources
NEW SOUTH WALES FLORA ONLINE Printable Page

Genus Pyrrosia Family Polypodiaceae

Description: Epiphytic or growing on rocks; rhizome creeping or densely covered with non-clathrate scales that are usually peltately attached.

Stipes articulated to the rhizome; lamina usually simple and entire, thick and leathery, surfaces covered with stellate hairs; fertile fronds similar to the sterile fronds or dimorphic; veins reticulate to obscure.

Sori without indusium, usually circular, mostly confluent with age.


Distribution and occurrence: World: c. 50 species, mainly tropical Asia & Malesia, extending to Africa, temperate Asia & Australia, New Zealand. Australia: 4 species, Qld, N.S.W.

Text by Peter G. Wilson
Taxon concept:

 Key to the species 
1Sori occurring over most of the lower surface of the lamina of the fertile frond, irregularly arranged in 1–4 rows on each side of the midrib, ± confluent with agePyrrosia rupestris
Sori restricted to the apical region of the fertile frond, confluent and forming two oblong or ovate patches or a single horseshoe-shaped patchPyrrosia confluens

  Privacy | Copyright | Disclaimer | About PlantNET | Cite PlantNET