Roldana hartwegii var. durangensis

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Taxonavigation: Asterales 
Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Asterids
Cladus: Campanulids
Ordo: Asterales

Familia: Asteraceae
Subfamilia: Asteroideae
Tribus: Senecioneae
Subtribus: Tussilagininae
Genus: Roldana
Species: Roldana hartwegii
Varietas: Roldana hartwegii var. durangensis


Roldana hartwegii var. durangensis (H.Rob. & Brettell) Funston, Ann. Missouri Bot. Gard. 95: 309 (2008).


  • Basionym
    • Roldana pennellii var. durangensis H.Rob. & Brettell, Phytologia 27: 422 (1974).
      • Typus: Mexico, Durango, Sierra Madre Occidental, El Saltó, Rocky, andesitic, pineland canyon, 2500–2530 m, herb, flowers yellow. 31 Aug 1934, F.W. Pennell 18500 (Holotype: US, isotypes: GH, NY).
  • Homotypic
    • Senecio octobracteatus var. durangensis (H.Rob. & Brettell) B.L.Turner & T.M.Barkley, Phytologia 67: 392 (1989).


Native distribution areas:
  • Continental: Northern America
    • Regional: Mexico
      • Mexico Northeast (Durango).

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition


Primary references[edit]