]> [author note: Herbarium and types: TEX (10,000); additional material at GH, ILL, MICH, MO, NY, PH, WTU] [collector note: Texas (col. 1913-18): F, GH, MICH, MO, NTSC, NY, PH, TEX, US, WTU] Botany Young, Mary Sophie Young, Mary Sophie M. S. Young Mary Sophie Young 1872 1919