Survey of the nothogenus xElyhordeum, with the description of a new nothospecies

Authors

  • Michael P. Wilcox
  • Stuart D. Desjardins
  • Clive A. Stace

DOI:

https://doi.org/10.33928/bib.2021.03.001

Keywords:

Elymus, Hordeum, intergeneric hybrid, ITS sequencing, chromosome number, unreduced gametes, chloroplast DNA

Abstract

The occurrences in Denmark, Britain and Ireland of ×Elyhordeum langei (Elymus repens × Hordeum secalinum) are documented, and the variation in this hybrid is described. The French hybrid ×E. rouxii is also briefly covered. The discovery, distribution and characters of a new hybrid, E. caninus × H. secalinum, first found in North Lincolnshire, England, in 2014, are described and discussed. Cytological and molecular studies are included. The latter is described as ×E. kirbyi M.P.Wilcox, hybr. nov.

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Published

2021-02-16