Pityrogramma × watkinsii Testo Amer. Fern J. 108(1): 31 (2018)

Nomenclatural References

• literature : Amer. Fern J. 108(1): 31. 2018 [27 Mar 2018] BHL link from IPNI metadata.
• literature : Testo, W. (2018). Novelties in Costa RicanPityrogramma(Pteridaceae): A New Species and a New Hybrid from the Osa Peninsula. American Fern Journal, 108(1), 27–33. https://doi.org/10.1640/0002-8444-108.1.27 DOI link generated from IPNI data.