Cytogenetic and morphological evidence for autotetraploidy and subspecific hybridization in Haplopappus spinulosus (Pursh) DC.

Unrestricted.2016-11-142011-02-182016-11-141984-05http://hdl.handle.net/2346/13443.application/pdfengCytogeneticsPlant morphologyPolyploidyHaplopappus spinulosusCytogenetic and morphological evidence for autotetraploidy and subspecific hybridization in Haplopappus spinulosus (Pursh) DC.Dissertation