For Acaciella
Ebinger & Seigler in FNA (in prep.)
Isely, D. 1969. Legumes of the United States: I. Native Acacia. Sida 3: 365-386.
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.
Rico Arce, M.D.L., and S. Bachman. 2006. A taxonomic revision of Acaciella (Leguminosae, Mimosoideae). Anales del Jardín Botánico de Madrid 63(2): 189-244.