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A biosystematic and phylogenetic assessment of sympatric taxa in Blepharizonia (Compositae–Madiinae).
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Wetherwax, M. 1993
Adenostoma, Aruncus, Bellardia, Digitalis, Dopatrium, Fallugia, Gratiola, Limosella, Linaria, Lindernia,Parentucellia, Scrophularia, Stemodia, Synthyris, Tonella, Verbascum, and Veronica (floristic treatments)
In J.C. Hickman (ed.), The Jepson Manual: Higher Plants of California
University of California Press, Berkeley.
Wetherwax, M. and Neese, E.C. 1993
Key to the genera of Scrophulariaceae
In J.C. Hickman (ed.), The Jepson Manual: Higher Plants of California
University of California Press, Berkeley.
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