Petradoria Explained

Petradoria is a genus of North American subshrubs in the tribe Astereae within the family Asteraceae.^{[1] [2]}

SpeciesThe 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).^[3] It is quite common in some regions, carpeting areas in yellow blooms.^{[4] [5]}

Formerly included^[5] Petradoria discoidea L.C.Anderson - Cuniculotinus gramineus (H.M.Hall) Urbatsch, R.P.Roberts & Neubig

Subspecies^[5]

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

External links

• Jepson Manual Treatment: ssp. pumila
• USDA Plants Profile
• Southwest Colorado Wildflowers

Notes and References

1. https://www.biodiversitylibrary.org/page/15256788#page/17/mode/1up Greene, Edward Lee. 1895. Erythea 3(1): 13
2. http://www.tropicos.org/Name/40005544 Tropicos, Petradoria Greene
3. http://bonap.net/MapGallery/County/Petradoria%20pumila.png Biota of North America Program 2013 county distribution map
4. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=124713 Flora of North America, Vol. 20 Page 171, Rock goldenrod, Petradoria Greene, Erythea. 3: 13. 1895.
5. http://dixon.iplantcollaborative.org/CompositaeWeb/Default.aspx?Page=NameSearch&searchText=Petradoria&searchField=NameFull Flann, C (ed) 2009+ Global Compositae Checklist