Chance, G. D. and John D. Bacon. 1984. Systematic implications of seed coat morphology in Nama (Hydrophyllaceae). Amer. J. Bot. 71:829-842.

Bacon, J. D., Nianbai Fang and Tom J. Mabry. 1986. Systematics of Nama (Hydrophyllaceae): flavonoids and phyletic position of sect. Arachnoidea and sect. Cinerascentia. Plant Syst. Evol. 151:223-228.

Bacon, J. D. 1987. Systematics of Nama (Hydrophyllaceae): seed coat morphology of Lemmonia californica and Nama species allied with Nama demissum. Aliso 11(4):441-450.

Bacon, John D. 1989. Systematics of Nama (Hydrophyllaceae): reevaluation of the taxonomic status of Lemmonia californica. Aliso 12:327-333.

Bacon, J. D. and J. Andrew McDonald. 1991. Nama quiexobranum (Hydrophyllaceae): a new species from Oaxaca, Mexico. Phytologia 70:21-23.