]> Spellenb. [author note: Nyctaginaceae; floristics of sw US & n Sierra Madre (Mexico); NMC] [collector note: NMC] Botany Spellenberg, Richard William Spellenberg, Richard William R. W. Spellenberg Spellenb. Spellenberg Richard William Spellenberg Spellenberg, R. W. Spellenberg, R. W. et alia 1940