Tham khảo Coreopsideae

  1. ↑ Coreopsideae (and pages for containing groups), Tree of Life Web Project, last updated 2008
  2. ↑ Asteroideae - Taxonomy
  3. ↑ Pyrrolizidine alkaloids from Neurolaena lobata
  4. 1 2 Ryding, Olof; Bremer, Kare (1992), “Phylogeny, Distribution, and Classification of the Coreopsideae (Asteraceae)”, Systematic Botany 17 (4): 649–659, JSTOR 2419733, doi:10.2307/2419733 
  5. ↑ Klaus Kubitzki, Joachim W. Kadereit, Charles Jeffrey. The Families and Genera of Vascular Plants
  6. ↑ Niehaus, Theodore F.; Ripper, Charles L. (1976), Pacific States Wildflowers, New York: Houghton Mifflin, ISBN 0-395-91095-1