Koanophyllon palmeri explained

Koanophyllon palmeri, called Palmer’s umbrella thoroughwort, is a North American plant species in the family Asteraceae. It is native to Arizona, southwestern New Mexico, and western Mexico from Sonora as far south as Michoacán.^{[1] [2] [3]}

Koanophyllon palmeri is an herb or subshrub up to 100 cm (39 inches) in height. Leaves are lanceolate with rounded bases and narrow pointed tips. Flowers are usually white, but sometimes tinged with purple or yellow.^{[4] [5] [6]}

Notes and References

1. http://bonap.net/MapGallery/County/Koanophyllon%20palmeri.png Biota of North America Program 2014 county distribution map
2. Turner, B. L. 1997. The Comps of Mexico: A systematic account of the family Asteraceae, vol. 1 – Eupatorieae. Phytologia Memoirs 11: i–iv, 1–272.
3. http://swbiodiversity.org/seinet/taxa/index.php?taxon=32926&taxauthid=1 SEINet, Southwestern Biodiversity, Arizona chapter
4. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250067027 Flora of North America, Koanophyllon palmeri (A. Gray) R. M. King & H. Robinson, 1971. Shrubby umbrella thoroughwort
5. King, Robert Merrill, & Robinson, Harold Ernest. Phytologia 22(3): 151. 1971.
6. Asa Gray. Smithsonian Contributions to Knowledge 3(5): 87–88. 1852.