Common nameLobed Maidenhair spleenwort Asplenium trichomanes pachyrachis © Natural History Museum Latin names ClassPteridopsida OrderPolypodiales FamilyAspleniaceae GenusAsplenium Speciestrichomanes Subspeciespachyrachis Geographic details Habitatrock faces Soil typealkaline DistributionLocally frequent W Britain NativeYes General Plant heightsmall BranchedNo Plant colourmid-green Habitdense tuft Conservation statusvulnerable Leaf details Separate fertile leavesNo Leaf shapelanceolate-linear Pinnae1-pinnate WintergreenYes Spore details HomosporeYes Rhizome details Rhizome descriptionshort Rhizome scalescentral red-brown stripe Rhizome positionupright Sori details Sori shapeoblong Sori placealong vein Indusium details Indusium presentYes Indusium shapebroad; conspicuous