Hymenophyllum helicoideum Sodiro

Helicoid Filmy Fern (Hymenophyllum helicoideum 

The Helicoid Filmy Fern was described in 1892, it is known only from the type material that was collected in the 19th century near San Nicolás in the Pichincha Province of Ecuador.

The type consists of heavily fragmented material that is now kept within a closed pocket on its former herbarium sheet.


edited: 03.11.2020