Roldana hartwegii var. carlomasonii

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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. carlomasonii


Roldana hartwegii var. carlomasonii (B.L.Turner & T.M.Barkley) Funston, Ann. Missouri Bot. Gard. 95: 309 (2008).


  • Basionym
    • Senecio carlomasonii B.L.Turner & T.M.Barkley, Phytologia 67: 390 (1989).
      • Typus: Mexico, Sonora: along the road betw. Yapachic & Yecora, 19 mi. W of border with Chihuahua, dry, rocky hillside, with oaks. 24 Sep 1984. S. Sundberg 2839 (Holotype: TEX; isotypes: CAS, MEXU).
  • Homotypic
    • Roldana carlomasonii (B.L.Turner & T.M.Barkley) C.Jeffrey, Kew Bull. 47: 54 (1992).


Native distribution areas:
  • Continental: Northern America
    • Regional: Mexico
      • Mexico Northeast (Chihuahua), Mexico Northwest (Sinaloa, Sonora), Mexico Southwest (Jalisco, Nayarit).

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


Primary references[edit]