Hymenoxys jamesii explained

Hymenoxys jamesii is a North American species of flowering plant in the daisy family known by the common name James's rubberweed. It has been found only on the Mogollon Plateau of Arizona in the southwestern United States.^{[1] [2]}

Hymenoxys jamesii is a perennial herb up to 120 cm (4 feet) tall. One plant can produce sometimes as many as 330 flower heads in a branching array. Each head has 7–9 ray flowers and 30–75 tiny disc flowers.^{[3] [4]}

Notes and References

1. http://bonap.net/MapGallery/County/Hymenoxys%20jamesii.png Biota of North America Program 2014 distribution map
2. http://swbiodiversity.org/seinet/taxa/index.php?taxon=4899 SEINet, Southwestern Biodiversity, Arizona chapter
3. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066991 Flora of North America, Hymenoxys jamesii Bierner, 1993. James’s rubberweed
4. https://www.jstor.org/stable/41424939?seq=1#page_scan_tab_contents Bierner, Mark William. 1993. Madroño 40(1): 43–45