A New Combination in Toxicoscordion (Melanthiaceae) for the Rocky Mountain Region, North America

• Jeffrey W. Brasher ^[1]
  1. [1] University of Northern Colorado

     University of Northern Colorado

     Estados Unidos

     
• Localización: Novon: a journal for botanical nomenclature, ISSN 1055-3177, Vol. 19, Nº. 3, 2009, págs. 295-296
• Idioma: inglés
• Texto completo no disponible (Saber más ...)
• Resumen

  • The new combination Toxicoscordion venenosum (S. Watson) Rydberg var. gramineum (Rydberg) Brasher (Melanthiaceae) is made to accommodate this taxon in this genus at the rank of variety for the Southern Rocky Mountain Interactive Flora (SRMIF) project. Recent chromosome and DNA sequence data support segregation of Toxicoscordion Rydberg from Zigadenus Michaux s.l.