Roldana
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| Roldana | ||||||||||||||||||||
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 Roldana trichomes on phyllaries
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| Roldana lobata |
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Roldana also known as groundsel is a genus of large herbs or subshrubs from the tribe Senecioneae and the family Asteraceae. Most if not all of its members used to be Senecio. There are approximately 50 species which are native to Southwest United States, Mexico and Central America and naturalized elsewhere.[3][4]
[edit] Selected species
- Roldana hartwegii (Benth.) H. Rob. & Brettel -- Hartweg's groundsel
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- Senecio hartwegii Benth.
- Roldana petasitis (Sims) H. Rob. & Brettell -- velvet groundsel
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- Senecio petasitis (Sims) DC.
Source: NRCS[5]
[edit] References
- ^ Roldana (HTML). Index Nominum Genericorum. International Association for Plant Taxonomy (2006-02-20). Retrieved on 2008-05-21.
- ^ Germplasm Resources Information Network (GRIN) (2005-10-26). Genus: Roldana La Llave (HTML). Taxonomy for Plants. USDA, ARS, National Genetic Resources Program, National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved on 2008-05-23.
- ^ Funston, A. Michele. "230. Roldana La Llave". Flora of North America 20: Page 542,620.
- ^ ROLDANA (HTML). Flora of Australia Online. Retrieved on 2008-05-23.
- ^ Natural Resources Conservation Service (NRCS). PLANTS Profile, Roldana (HTML). The PLANTS Database. United States Department of Agriculture. Retrieved on 2008-05-23.
[edit] External links
The Wikimedia Commons has media related to Roldana.
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