Browsing by Subject "species complex"
Now showing items 1-3 of 3
-
A plastid phylogeny of the cosmopolitan fern family cystopteridaceae (Polypodiopsida)
(Systematic Botany, 2013-06-01)Among the novel results of recent molecular phylogenetic analyses are the unexpectedly close evolutionary relationships of the genera Acystopteris, Cystopteris, and Gymnocarpium, and the phylogenetic isolation of these genera ... -
A step-by-step protocol for meiotic chromosome counts in flowering plants: A powerful and economical technique revisited.
(Applications in plant sciences, 2020-04-23)Premise:Counting chromosomes is a fundamental botanical technique, yet it is often intimidating and increasingly sidestepped. Once mastered, the basic protocol can be applied to a broad range of taxa and research questions. ... -
Low-copy nuclear data confirm rampant allopolyploidy in the cystopteridaceae (Polypodiales)
(Taxon, 2014-10-01)© International Association for Plant Taxonomy (IAPT) 2014. Here we present the first nuclear phylogeny for Cystopteridaceae (Polypodiales), using the single-copy locus gapCp “short”. This phylogeny corroborates broad results ...
