Cystopteris bulbifera (L.) Bernh. | | a | | Cystopteris bulbifera(L.) Bernh. | |
Cystopteris fragilis (L.) Bernh. | | a | | Cystopteris fragilis(L.) Bernh. | |
Cystopteris protrusa (Weath.) Blasdell | | a | | Cystopteris protrusa(Weath.) Blasdell | |
Cystopteris fragilis (L.) Bernh. var. protrusa Weath. | Cystopteris protrusa (Weath.) Blasdell | | i | Cystopteris fragilis(L.) Bernh. var.protrusa Weath. | Cystopteris protrusa(Weath.) Blasdell |
Cystopteris ×tennesseensis Shaver | | a | | Cystopteris tennesseensisShaver | |
Cystopteris fragilis (L.) Bernh. var. fragilis | Cystopteris fragilis (L.) Bernh. | | i | Cystopteris fragilis(L.) Bernh. var.fragilis | Cystopteris fragilis(L.) Bernh. |