For Arctostaphylos
Parker, V.T., M.C. Vasey, and J.E. Keeley. 2009. Arctostaphylos. In Flora of North America Editorial Committee. 2009. Flora of North America north of Mexico. Volume 8, Magnoliophyta: Paeoniaceae to Ericaceae. Oxford Univ. Press, New York, NY. 585 pp. Google Scholar
Rosatti, T.J. 1987b. Field and garden studies of Arctostaphylos uva-ursi (Ericaceae) in North America. Syst. Bot. 12: 61-77. Google Scholar
Stevens et al. 2004. In Kubitzki, K., ed. 2004. The families and genera of vascular plants. VI. Flowering plants – Dicotyledons – Celastrales, Oxalidales, Rosales, Cornales, Ericales. Springer, Berlin. 489 pp. Google Scholar