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|  |  | |  |  |  |  |  |  |  | southwestern prickly poppy, southwestern pricklypoppy |  | Casa Grande Ruins National Monument |  |  |  |  | Record Status: Approved |  | Occurrence: | Present |  | Nativeness: | Native |  | Abundance: | Unknown |  |  |  | Scientific Name with Authority: | Argemone pleiacantha Greene |  | Park Preferred Common Name(s): |  |  | Park Synonyms: | Argemone pleiacantha ssp. pleiacantha, Argemone pleiacantha ssp. pinnatisecta |  |  |  |  | Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Ranunculales, Family Papaveraceae, Genus Argemone, Species Argemone pleiacantha | 
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|  | |  |  |  |  |  | Threatened/Endangered Status: |  |  | State Species of Concern Status: |  |  | Ozone-sensitive Status: |  |  | NatureServe Global Rank: | G4G5 |  | NatureServe State Rank: | AZ: SNR |  | Evidence: | 0 Observations, 1 Vouchers, 1 Data Store References, 0 External Links | 
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|  | |  |  |  | Other Parks Where Species is Listed: |  |  | Chiricahua National Monument | Coronado National Memorial |  | Fort Bowie National Historic Site | Gila Cliff Dwellings National Monument |  | Montezuma Castle National Monument | Petrified Forest National Park |  | Tonto National Monument | Tumacacori National Historical Park |  | Tuzigoot National Monument |  | 
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|  |  | |  |  |  |  |  | Last Modified Date: | 5/31/2007 |  | 
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|  |  | | NPSpecies - The National Park Service biodiversity database.  IRMA Portal version.https://irma.nps.gov/npspecies.  Accessed 10/25/2025 2:15:20 PM | 
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|  | | NatureServe Global Rank and State Rank  NatureServe. 2017. NatureServe Web Service. Arlington, VA. U.S.A. Available http://services.natureserve.org. Accessed: 12/4/2017. Updated quarterly. This information is provided by NatureServe (www.natureserve.org) and its network of natural heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems. | 
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