Roldana
| Roldana | |
|---|---|
   | |
| Roldana petasitis | |
| Scientific classification  | |
| Kingdom: | Plantae | 
| Clade: | Tracheophytes | 
| Clade: | Angiosperms | 
| Clade: | Eudicots | 
| Clade: | Asterids | 
| Order: | Asterales | 
| Family: | Asteraceae | 
| Subfamily: | Asteroideae | 
| Tribe: | Senecioneae | 
| Genus: | La Llave ex Lex.  | 
| Type species | |
| Roldana lobata | |
| Synonyms[1] | |
 
  | |
Roldana also known as groundsel is a genus of large herbs or subshrubs from the tribe groundsel tribe within the sunflower family.[2][3][4]
Most if not all of its members used to be members of a related genus, Senecio. The species which are native to Southwest United States, Mexico and Central America and naturalized elsewhere.[5][6]
- Species[1]
 
- Roldana albonervia - from Jalisco to Guatemala
 - Roldana angulifolia - central Mexico
 - Roldana anisophylla - Oaxaca
 - Roldana barba-johannis - from Hidalgo to Honduras
 - Roldana calzadana - Oaxaca
 - Roldana chapalensis - central Mexico
 - Roldana chiapensis - Chiapas
 - Roldana cordovensis - central Mexico
 - Roldana cristobalensis - Oaxaca, Chiapas, Guatemala
 - Roldana ehrenbergiana - central Mexico
 - Roldana eriophylla - Oaxaca, Chiapas, Guatemala
 - Roldana floresiorum - Jalisco
 - Roldana galiciana - Jalisco
 - Roldana gesneriifolia - Durango
 - Roldana gilgii - Chiapas, Guatemala
 - Roldana gonzaleziae - Jalisco, Durango
 - Roldana grimesii - northeastern Mexico
 - Roldana guadalajarensis - west-central Mexico
 - Roldana hartwegii - AZ NM TX, northwestern Mexico
 - Roldana hederifolia - Michoacán, Oaxaca
 - Roldana heracleifolia - central Mexico
 - Roldana heterogama - Chiapas, Central America
 - Roldana heteroidea - Oaxaca
 - Roldana hirsuticaulis - northeastern Mexico
 - Roldana jurgensenii - from Oaxacato Honduras
 - Roldana kerberi - Colima, Jalisco, Oaxaca
 - Roldana langlassei - Guerrero
 - Roldana lanicaulis - from Tamaulipas to Guatemala
 - Roldana lobata - from Jalisco to Guatemala
 - Roldana manantlanensis - Jalisco
 - Roldana marquesii - Veracruz, Hidalgo
 - Roldana metepeca - central Mexico
 - Roldana mexicana - central Mexico
 - Roldana mezquitalana - Jalisco, Durango
 - Roldana mixtecana - Oaxaca
 - Roldana neogibsonii - central Mexico
 - Roldana nesomiorum - Nuevo León, Tamaulipas
 - Roldana oaxacana - Oaxaca
 - Roldana pennellii - Durango
 - Roldana petasitis - from Nicaragua to Hidalgo
 - Roldana pinetorum - Guerrero, Oaxaca
 - Roldana platanifolia - from Tamaulipas to Oaxaca
 - Roldana reglensis - Veracruz
 - Roldana reticulata - central Mexico
 - Roldana robinsoniana - western Mexico
 - Roldana sartorii - Oaxaca
 - Roldana scandens - Costa Rica
 - Roldana schaffneri - from Nicaragua to Veracruz
 - Roldana sinuata - from Jaliscoto Oaxaca
 - Roldana subpeltata - Durango, Sinaloa
 - Roldana sundbergii - Nuevo León, Tamaulipas
 - Roldana tepopana - Sonora
 - Roldana tlacotepecana - Guerrero
 - Roldana tonii - Chiapas
 
- formerly included[1]
 
several species now regarded as better suited to other genera: Senecio Trixis
'Cristobalensis', 'sartorii' and 'oaxacana' are accepted as varieties of Roldana petasitis.[7][8][9]
References
- ^ a b c Flann, C (ed) 2009+ Global Compositae Checklist Archived 2014-11-06 at archive.today
 - ^ La Llave, Pablo de & Lexarza, Juan José Martinez de. 1825. Novorum Vegetabilium Descriptiones 2: 10
 - ^ Turner, B. L. 2006. A recension of the Mexican species of Roldana (Asteraceae: Senecioneae). Phytologia 87(3): 204–249.
 - ^ Tropicos, Roldana La Llave
 - ^ Funston, A. Michele. "230. Roldana La Llave". Flora of North America. 20: Page 542, 620.
 - ^ "ROLDANA". Flora of Australia Online. Retrieved 2008-05-23.
 - ^ Roldana petasitis var. cristobalensis (Greenm.) FunstonBoard of Trustees of the Royal Botanic Gardens, Kew Retrieved 12 April 2023.
 - ^ Roldana petasitis var. sartorii (Sch.Bip. ex Hemsl.) Funston Board of Trustees of the Royal Botanic Gardens, Kew Retrieved 12 April 2023.
 - ^ Roldana petasitis var. oaxacana (Hemsl.) Funston Board of Trustees of the Royal Botanic Gardens, Kew Retrieved 12 April 2023.
 
External links
 Media related to Roldana at Wikimedia Commons 
 
