''Gaillardia henricksonii'' is a Mexican species of flowering plants in the sunflower family. It is native to northwestern Mexico, found only in the State of

Coahuila Coahuila (), formally Coahuila de Zaragoza (), officially the Free and Sovereign State of Coahuila de Zaragoza ( es, Estado Libre y Soberano de Coahuila de Zaragoza), is one of the 32 states of Mexico. Coahuila borders the Mexican states of N ...

. ''Gaillardia henricksonii'' grows in soil derived from

gypsum Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula . It is widely mined and is used as a fertilizer and as the main constituent in many forms of plaster, blackboard or sidewalk chalk, and drywall. ...

. It is an perennial herb up to tall, with a large taproot and leaves on the stem rather than clumped at the base. Leaves are long and narrow, up to long, covered with woolly hairs. Each flower head is about wide. Each head has 8 salmon-colored ray flowers surrounding 60-80 reddish or brownish disc flowers. It is named for American botanist

James Solberg Henrickson James Solberg Henrickson (born 1940) is an American botanist born in Eau Claire, Wisconsin. He was a Professor of Biology at California State University, Los Angeles. He is currently a research fellow at the Plant Resources Center at the Universit ...

. It was first published in Wrightia 5(8): 305–307, f. 41. 1976.

References

henricksonii Flora of Coahuila Endemic flora of Mexico Plants described in 1976 {{Helenieae-stub