Several names share this combination and are defined under the rules of the botanical code. The species name Phascum rectum might be an homonymy case.

Phascum rectum With.

Botany

Taxonomy

Pottiaceae 4
Phascum 4

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 4

Phascum rectum Sm.

Botany

Taxonomy

Pottiaceae 11
Phascum 11

11 Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 8
Soc. Nat. des Sc. Nat. et Math. Cherbourg (CHE) 3