Heterotheca marginata explained

Heterotheca marginata, the Sonora false goldenaster, is a rare North American species of flowering plant in the family Asteraceae. It grows in Arizona in the southwestern United States. It has been found in only three counties in the south-central part of the state: Maricopa, Pinal, and Gila.^{[1] [2] [3] [4]}

External links

• Photo of herbarium specimen at Missouri Botanical Garden, collected in Maricopa County in 1993, isotype of Heterotheca marginata

Notes and References

1. http://bonap.net/MapGallery/County/Heterotheca%20marginata.png Biota of North America Program 2014 county distribution map
2. http://swbiodiversity.org/seinet/taxa/index.php?taxon=731&taxauthid=1 SEINet, Southwestern Biodiversity, Arizona chapter
3. https://uwaterloo.ca/astereae-lab/heterotheca-marginata University of Waterloo (Canada), Astereae Lab, Heterotheca marginata
4. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066923 Flora of North America, Heterotheca marginata Semple, 1996.