Botanists of the Mexican-United States boundary survey.
Dodson
C
C
D001901:Botany / Q000266:history*; D005101:Expeditions / Q000266:history*; D049711:History, Modern 1601-; D008800:Mexico; D012586:Science / Q000266:history*; D014195:Travel / Q000266:history*; D014481:United States