]> Ph. D. 1995 (University of California, Davis; The systematics and evolution of Rhododendron occidentale (Torrey & A. Gray) A. Gray (section Pentanthera; subf. Rhododendroideae; Ericaceae)). M.S. 1991 (University of California, Davis.; Thesis: "A morphometric analysis of variation in Rhododendron occidentale (T. & G.) Gray, among populations native to ultrabasic and non-ultrabasic substrata (Ericaceae: Rhododendroideae)") B.S. 1983 (California Polytechnic State University, San Luis Obispo; (Ornamental Horticulture)). Example of Name Published: Salsola ryanii Hrusa & Gaskin (2008). [collector note: Coll. at: CANB, CDA, CHSC, DAV, HSC, KANU, MICH, MWI, OBI, PIHG, QCNE, RSA, SBBG, SD, UC, UCR, W] Botany Hrusa, George Frederic Hrusa, George Frederic G. F. Hrusa Hrusa George Frederic Hrusa Hrusa, Fred Hrusa, G. Frederic 1953