References
For Amphicarpaea
Callahan, H.S. 1997. Infraspecific differentiation in the Amphicarpaea bracteata (Fabaceae) species complex: varieties and ecotypes. Rhodora 99: 64-82. Google Scholar
Delgado-Salinas, A., and M.A. Parker. 2023. Amphicarpaea. Pp. 399-401. In Flora of North America Editorial Committee. 2023a. Flora of North America north of Mexico. Volume 11.1, Magnoliophyta: Fabaceae, part 1. Oxford Univ. Press, New York, NY. 541 pp. Google Scholar
Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii). Monte L. Bean Life Science Museum, Brigham Young Univ., Provo, UT. Google Scholar
Kartzinel, R.Y., D. Spalink, D.M. Waller, and T.J. Givnish. 2016. Divergence and isolation of cryptic sympatric taxa within the annual legume Amphicarpaea bracteata. Ecology and Evolution 6(10): 3367-3379. Google Scholar
Ohashi, K., and H. Ohashi. 2018. A phylogenetic study of Amphicarpaea with a new genus Afroamphica (Leguminosae tribe Phaseoleae). J. Jpn. Bot. 93(1): 9-17. Google Scholar
Parker, M.A. 1996. Cryptic species within Amphicarpaea bracteata (Leguminosae): evidence from isozymes, morphology, and pathogen specificity. Can J. Bot. 74: 1640-1650. Google Scholar
Parker, M.A., J.L. Doyle, and J.J. Doyle. 2004. Comparative phylogeography of Amphicarpaea legumes and their root-nodule symbionts in Japan and North America. J. Biogeogr. 31: 425-434. Google Scholar