Dryopteris rivularioides var. umbratica Rosenst. Hedwigia 56: 366. 1915

Nomenclatural References

• literature : Hedwigia 56: 366. 1915 BHL link from IPNI metadata.
• person : Eduard Rosenstock (1856-1938) Based on occurrence of standard abbreviation 'Rosenst.' in the authors string.
• database : IPNI record: 85263-2