Tehler A. & Källersjö M.
(2001):
Parmeliopsis ambigua and P. hyperopta (Parmeliaceae): species or chemotypes?,
Lichenologist,
33(5): 403–408
ITS1 and ITS2 regions were sequenced from a number of Parmeliopsis ambigua and P.
hyperopta specimens from Uppland, Sweden. The data were analysed cladistically and the ITS region
was found to contain enough variation to support the hypothesis that the taxa should be regarded as
species rather than chemotypes.
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