Nuttall, T. (1843), Description and notices of new or rare plants in the natural Orders Lobeliaceae, Campanulaceae, Vaccinieae, Ericaceae, collected in a journey of the continent of North America, and during a visit to the Sandwich Islands, and upper California. Transactions of the American Philosophical Society, n. ser 8: 254 [tax. nov.]

The Angiosperm Phylogeny Group (2003), An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants: APG II. Botanical Journal of the Linnean Society 141(4): 432 [taxonomic synonym]

taxonomic synonym of: Campanulaceae Juss. nom. cons.

Thorne, R.F. & Reveal, J.L. (2007), An Updated Classification of the Class Magnoliopsida ("Angiospermae"). Botanical Review 73(2): 127 [taxonomic synonym]

taxonomic synonym of: Campanulaceae Juss. nom. cons.

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