Coreopsis nuecensis explained

Coreopsis nuecensis, the crown tickseed, is a North American plant species of Coreopsis in the family Asteraceae. It is native to Texas, Louisiana, and probably Tamaulipas. There are reports of isolated populations in Michigan and Florida, both probably escapes from cultivation.^[1]

Description

Coreopsis nuecensis is an annual herb up to 50 cm (20 inches) tall. Ray florets are yellow with red or purple flecks; disc florets are yellow. The species grows in sandy soil in open woodlands.^{[2] [3]}

Notes and References

1. Web site: Biota of North America Program 2014 county distribution map. bonap.net.
2. http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066431 Flora of North America, Coreopsis nuecensis A. Heller
3. https://www.biodiversitylibrary.org/page/466125#page/9/mode/1up Hooker, William Jackson 1836. Curtis's Botanical Magazine 63: plate 3460 and two subsequent text pages.