Revision of Hypolepis rugosula (Fern taxa) from Fri, 2013-10-11 12:27

General description: 

Hypolepis rugosula is commonly known as the Ruddy Ground-fern due to its underground stems and the coloration of its rachis and tubercles.

It can be found commonly within its preferred growing conditions, however it is rarely commercially available. 

The organism is not native to Western Australia.

Conservation status: 

Not Threatened

Diagnostic description: 

Stalk attaching leaf blade to the stem is a red-brown or chest-nut brown, and becomes yellow-brown near the tip. It is covered in hairs, some of which are able to secrete products.
Lamina are oval shaped and covered with colorless or red-brown hairs.
Pinnae of the frond can be classified as primary, secondary and tertiary, with primary being longer and secondary and tertiary pinnae being smaller. Longest primary pinnae range from 13-55 cm long and 5-25 cm wide, longest secondary pinnae range from 3-15 cm long and 12-50 mm wide and longest tertiary pinnae range from 7-40 mm long and 3-15 mm wide.
Veins end at the tip of the ultimate pinnules.
Sori lack paraphyses and instead have laminal flaps or no covering at all.
The spores are pale and covered with spines.

Taxonomic name: 
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith