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

Bryum umbraculum Bruch ex Hook.

Botany

Taxonomy

Bryaceae 1
Bryum 1

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 1

Bryum umbraculum Hook.

Botany

Taxonomy

Bryaceae 2
Bryum 2

Specimens registered in collections

Collection Number of specimens (or sets)
Cryptogams (PC) 2