Subspecies: auriculatum (Cav.) de la Sota.
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Once more unto the breach, dear friends: Resolving the origins & relationships of the Pellaea wrightiana hybrid complex (new #AJB reseach by Michael Windham, Layne Huiet, Jordan Metzgar, Tom Ranker, George Yatskievych et al) https://bsapubs.onlinelibrary.wiley.com/doi/10.1002/ajb2.1850 #botany #ferns @wileyplantsci
A great day doing a comprehensive Asplenium septentrionale count together with @NatResWales staff. Some positive site actions have already been done, and a good discussion on a management plan to look after this very special site. @FernBPS @fossilplants #FernFriday @cofnod3