APA   Click to copy
Frazee, J. E., & Marquis, R. J. (1994). Environmental contribution to floral trait variation in Chamaecrista fasciculata (Fabaceae: Caesalpinoideae). American Journal of Botany, 81, 206–215.

Chicago/Turabian   Click to copy
Frazee, Joan E, and Robert J Marquis. “Environmental Contribution to Floral Trait Variation in Chamaecrista Fasciculata (Fabaceae: Caesalpinoideae).” American Journal of Botany 81 (1994): 206–215.

MLA   Click to copy
Frazee, Joan E., and Robert J. Marquis. “Environmental Contribution to Floral Trait Variation in Chamaecrista Fasciculata (Fabaceae: Caesalpinoideae).” American Journal of Botany, vol. 81, Wiley Online Library, 1994, pp. 206–15.

@article{frazee1994a,
  title = {Environmental contribution to floral trait variation in Chamaecrista fasciculata (Fabaceae: Caesalpinoideae)},
  year = {1994},
  journal = {American Journal of Botany},
  pages = {206--215},
  publisher = {Wiley Online Library},
  volume = {81},
  author = {Frazee, Joan E and Marquis, Robert J}
}