Anonymous - s.n. - United States
Blake - s.n. - United States
Canby - s.n. - United States
Caruel - s.n. - Italy
Davidse - 40110 - United States
Douglas - s.n. - United States
Engelmann - s.n. - Italy
Engelmann - s.n. - United States
Lapham - s.n. - United States
Mercer - FM384 - United States
Mercer - FM5 -
Mercer - FM55 - United States
Pinus strobus
Yatskievych - 93-19 - United States