| 词条 | Petradoria |
| 释义 |
|image = Petradoria pumila ssp pumila 1.jpg |image_caption=Petradoria pumila ssp pumila |name=Rock goldenrod |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Asterales |familia = Asteraceae |genus = Petradoria |genus_authority = Greene |species = P. pumila |binomial = Petradoria pumila |binomial_authority = (Nutt.) Greene |synonyms_ref=[1] |synonyms=
|tribus=Astereae[1] |}}Petradoria is a genus of North American subshrubs in the aster tribe within the daisy family.[1][2]
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).[3] It is quite common in some regions, carpeting areas in yellow blooms.[4][5]
References1. ^[https://www.biodiversitylibrary.org/page/15256788#page/17/mode/1up Greene, Edward Lee. 1895. Erythea 3(1): 13] entirely in English 2. ^Tropicos, Petradoria Greene 3. ^Biota of North America Program 2013 county distribution map 4. ^Flora of North America, Vol. 20 Page 171, Rock goldenrod, Petradoria Greene, Erythea. 3: 13. 1895. 5. ^1 2 3 4 Flann, C (ed) 2009+ Global Compositae Checklist {{webarchive|url=https://archive.is/20141228223728/http://dixon.iplantcollaborative.org/CompositaeWeb/Default.aspx?Page=NameSearch&searchText=Petradoria&searchField=NameFull |date=2014-12-28 }} External links
3 : Astereae|Flora of the Western United States|Monotypic Asteraceae genera |
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