Anonymous - s.n. -
Anonymous - s.n. - United States
Bolander - s.n. - United States
Brewer - s.n. - United States
Deppe - s.n. - United States
Engelmann - s.n. - United Kingdom
Engelmann - s.n. - United States
Gambel - s.n. - United States
Nye - 55 - United States
Palmer - 370 - United States