]> [author note: Herbarium and types: UC; additional material at GRA, J, LD; Biogr. & Photogr. in: Phycologia 40(2): 178. 2001] Botany Papenfuss, George Frederick (Frederik) Papenfuss, George Frederick (Frederik) Papenf. Papenfuss George Frederick (Frederik) Papenfuss 1903 1981