Bush - 6691 - United States
Bush - 6832 - United States
Churchill - 108 - United States
Churchill - s.n. - United States
Davidse - 39248 - United States
Demaree - 17187 - United States
Demaree - 18748 - United States
Demaree - 6985 - United States
Emig - 416 - United States
Kellogg - 1672 - United States
Kellogg - s,n. - United States
Kellogg - s.n. - United States
Letterman - s.n. - United States
Little - 36318 - United States
Little - 36345 - United States
Little - 36357 - United States
Medina F. - 150 - Peru
Meijer - s.n. - United States
Nee - 57086 - United States
Nee - 64408 - United States
Palmer - 17799 - United States
Palmer - 1878 - United States
Palmer - 2100 - United States
Palmer - 22 - United States
Palmer - 3361 - United States
Palmer - 3380 - United States
Palmer - 3394 - United States
Palmer - 3504 - United States
Palmer - 3572 - United States
Palmer - 3598 - United States
Palmer - 44136 - United States
Palmer - 7163 - United States
Populus deltoides
Rees - 30 - United States
Reeves - 39 - United States
Robine - s.n. -
Rudman - S0172 - United States
Solomon - 3692 - United States
Steele - s.n. - United States
Steyermark - 11184 - United States
Summers - 4588 - United States
Summers - 5171 - United States
Summers - 9720 - United States