Managed to confirm the id of the Cystopteris diaphana with some very nice SEM pictures done by a fellow BPS member and Edge Hull University student Kieran Heggs. #FernFriday #BritishPteridologicalSociety #sporeSunday #EdgeHillUni

Plumose lady fern (Athyrium filix-femina 'plumosa'). Sizergh Castle, part of one of the National Collections. #BritishPteridologicalSociety #FernFriday