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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: Astereae
Genus: Petradoria
Species: P. pumila

Petradoria Greene, 1895

Type species: Chrysoma pumila Nutt.


Greene E.L., Erythea 3(1): 13. 1895.


Hassler, M. 2018. Petradoria. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2018. Species 2000 & ITIS Catalogue of Life. Published on the internet. Accessed: 2018 Mar. 19. Reference page.
International Plant Names Index. 2018. Petradoria. Published online. Accessed: Mar. 19 2018.
The Plant List 2013. Petradoria in The Plant List Version 1.1. Published on the internet. Accessed: 2018 Mar. 19. 2018. Petradoria. Missouri Botanical Garden. Published on the internet. Accessed: 2018 Mar. 19.

Petradoria is a genus of North American subshrubs in the aster tribe within the daisy family.[2][3]


The only known species is Petradoria pumila, known by the common name rock goldenrod. It is native to the western United States (California, Arizona, Nevada, Utah, New Mexico, Colorado, Wyoming, Idaho).[4] It is quite common in some regions, carpeting areas in yellow blooms.[5][1]

Formerly included[1]

Petradoria discoidea L.C.Anderson - Cuniculotinus gramineus (H.M.Hall) Urbatsch, R.P.Roberts & Neubig


Petradoria pumila subsp. pumila
Petradoria pumila subsp. graminea (Wooton & Standl.) L.C.Anderson


Flann, C (ed) 2009+ Global Compositae Checklist Archived 2014-12-28 at
Greene, Edward Lee. 1895. Erythea 3(1): 13 entirely in English
Tropicos, Petradoria Greene
Biota of North America Program 2013 county distribution map
Flora of North America, Vol. 20 Page 171, Rock goldenrod, Petradoria Greene, Erythea. 3: 13. 1895.

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