]> [author note: Herbarium and types: Z; additional material at B, C, E, G, GB, H, L; Herbarium Normale Rosarum Europaearum at B, C, Z] [collector note: P] Example of Names Published: Hypericum altissimum R. Keller, Bot. Jahrb. Syst. 58(3): 199 (1923). Botany Keller, Robert Keller, Robert R.Keller R. Keller Robert Keller 1854 1939