Edinburgh New Phil. Jour., n.s. 19; p.281 (reprint 24) /frfcy 
Woods la Ilvensis . R.Br. g racilis .- Frond more slender, more hairy and less scaly 
than the type; pinnae rather distant, deeply pinnatifid, or partially pinnate.Dart¬ 
mouth River, Garpe, John Bell B.A. In technical chsracters^this form agrees better 
with W, alpina ( hyperborea ), but it has quite a different aspect. 
