Cystopteris fragilis subsp. dickieana (Sim) Hyl.
FamilyAthyriaceae — APG family: Cystopteridaceae
SynonymsCystopteris dickieana Sim, Cystopteris fragilis var. dickieana (Sim) Moore.
DescriptionSimilar to subsp. fragilis, but differing in having smoother, rugulose (not spiny) spores.
EcologyArctic-montane circumpolar range. In the St. Elias Range, to at least 2,300 meters. Described from Scotland.
In Alaska, transgressions between this subspecies and subsp. fragilis occur.
Hultén's Flora About

This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.