]> [author note: Herbarium and types: CAS; diatoms also at FH; "G" for the first name is not an abbreviation, but his full first name] [collector note: Alaska (1916, 1920): CAS, F] Botany Hanna, G. Dallas Hanna, G. Dallas G. D. Hanna Hanna G. Dallas Hanna 1887 1970