Lampert, Evan C.; Dyer, Lee A.; Bowers, M. Deane (October 2011). "Chemical Defense Across Three Trophic Levels: Catalpa bignonioides, the Caterpillar Ceratomia catalpae, and its Endoparasitoid Cotesia congregata". Journal of Chemical Ecology. 37 (10): 1063–70. Bibcode:2011JCEco..37.1063L. doi:10.1007/s10886-011-0018-1. PMID21948221. S2CID9937159.
Lampert, Evan C.; Dyer, Lee A.; Bowers, M. Deane (October 2011). "Chemical Defense Across Three Trophic Levels: Catalpa bignonioides, the Caterpillar Ceratomia catalpae, and its Endoparasitoid Cotesia congregata". Journal of Chemical Ecology. 37 (10): 1063–70. Bibcode:2011JCEco..37.1063L. doi:10.1007/s10886-011-0018-1. PMID21948221. S2CID9937159.
Lampert, Evan C.; Dyer, Lee A.; Bowers, M. Deane (October 2011). "Chemical Defense Across Three Trophic Levels: Catalpa bignonioides, the Caterpillar Ceratomia catalpae, and its Endoparasitoid Cotesia congregata". Journal of Chemical Ecology. 37 (10): 1063–70. Bibcode:2011JCEco..37.1063L. doi:10.1007/s10886-011-0018-1. PMID21948221. S2CID9937159.
Lampert, Evan C.; Dyer, Lee A.; Bowers, M. Deane (October 2011). "Chemical Defense Across Three Trophic Levels: Catalpa bignonioides, the Caterpillar Ceratomia catalpae, and its Endoparasitoid Cotesia congregata". Journal of Chemical Ecology. 37 (10): 1063–70. Bibcode:2011JCEco..37.1063L. doi:10.1007/s10886-011-0018-1. PMID21948221. S2CID9937159.
ufl.edu
edis.ifas.ufl.edu
Gilman, Edward F; Watson, Dennis G; Klein, Ryan W; Koeser, Andrew K; Hilbert, Deborah R; McLean, Drew C (December 2018). "ENH289/ST130: Catalpa spp.: Catalpa". Ask IFAS - Powered by EDIS.
wildflower.org
"Catalpa bignonioides". Lady Bird Johnson Wildflower Center. The University of Texas at Austin. 2017-12-12.