]> [author note: Herbarium and types: BYU; additional material at GH, K, POM, UC, US] [collector note: Texas (col. with D. S. Correll & Howard S. Gentry): Utah: BYU, GH, K, LL, POM, TEX, US] Botany Hanson, Craig Alfred Hanson, Craig Alfred C. A. Hanson Craig Alfred Hanson