First Name: Michael S.Last Name: MayerPublications: YearPublication 1993"Morphometric Evidence of Hybrid Swarms in Mixed Populations of Polystichum munitum and P. imbricans (Dryopteridaceae)" in Systematic Botany 2020"Silene Nelsonii, a new large-flowered species from the Trinity River area of Northwestern California, USA, and a re-evaluation of S. Bolanderi Gray" in Madrono