]> [author note: Herbarium and types: LCU (personal collection), US; additional material at A, C, CI, DUKE, F, GH, LA, LCU, MICH, MO< NA, OGDF, P, PH, S, UC] [collector note: Arizona] Example of Name Published: [S example]: Allium mohavense Tidestr., Proc. Biol. Soc. Washington 48: 39. 1935; [P example]: Marginaria polypodioides Tidestr., Torreya 5: 171. 1905 [According to David Hollombe (pers. comm.), the middle name was Theodor, not Frederick] Botany Tidestrom, Ivar Tidestrom, Ivar I. Tidestrom Tidestr. Tidestrom Ivar (Frederick) Tidestrom Tidestrom, Ivar Theodor 1864 1956