]> [author note: Herbarium and types: DAOM, DUKE, JAC, MICH, NY, O, OSC, PRE, PUR, TRTC] [collector note: North America (Fungi, 1906-51): IAC, MICH, NY, O, OSC, PRE, PUR, TRTC; Brazil: NY, PUR; collection: DUKE] Botany Jackson, Herbert Spencer Jackson, Herbert Spencer H. S. Jacks. H. S. Jackson Herbert Spencer Jackson Jackson, H. S. 1883 1951