]> [author note: Herbarium and types: UC; additional material at US. Biography & Photograph in: Cact. Succ. J. (Los Angeles) 73(1): 20-25. 2001] [collector note: BOL, UC, US; Chile (1951-1952): SG, UC; Peru: UC, US, USM; Biography & Photograph in: Cact. Succ. J. (Los Angeles) 73(1): 20-25. 2001] Botany Hutchison, Paul Clifford Hutchison, Paul Clifford P. C. Hutchison Hutchison Hutchison, P. C. Hutchison, Paul Clifford et alia Paul Clifford Hutchison 1924 1997