Cystopteris protrusa
Davidse - 37781 - United States
Davidse - 40594 - United States
Davidse - 40713 - United States
Davidse - 41441 - United States
Davidse - 42919 - United States
Emig - 467 - United States
Reed - 119350 - United States
Stratton - 40 - United States
Yatskievych - 15-033 - United States
Yatskievych - 90-215 - United States