Common nameNorthern Buckler Fern Dryopteris expansa © Natural History Museum Latin names ClassPteridopsida OrderPolypodiales FamilyAspidiaceae GenusDryopteris Speciesexpansa Alternative Family nameDryopteridaceae Alternative Species nameassimilis Geographic details Habitatdamp upland woods and scree Soil typetolerant Distributionscattered in uplands NativeYes General Plant heightlarge BranchedNo Plant colourmid-green Stipe descriptionscaly Habitlvs shuttlecock Conservation statusRare Leaf details Separate fertile leavesNo Leaf shapeovate-triangular Pinnae2-pinnate-pinnatifid WintergreenNo Spore details HomosporeYes Rhizome details Rhizome descriptionshort Rhizome scalesovate-deltate, acuminate apex Rhizome positionerect Sori details Sori shapekidney Sori placesingly along lateral veins Indusium details Indusium presentYes Indusium shapekidney Indusium descriptiondentate