Taxonomic history:
1753: Linnaeus described this species as Bryum celsii in Species Plantarum, 1st ed., p. 1120 of Ray Society 1957 facsimile.
today: The current name for this species is Ceratodon purpureus (Hedw.) Brid.
original Latin diagnosis
Bryum antheris erectiusculis, pedunculis longissimis, foliis setaceis, surculis acaulibus.
English translation
Bryum with anthers [= sporophyte capsules] somewhat erect; with peduncles very long; with leaves setaceous; [and] with the upright shoots stemless.
English translation with commentary
| Bryum | Bryum |
| with anthers [= sporophyte capsules] | antheris - ablative plural of first declension feminine noun anthera, -ae |
| somewhat erect; | erectiusculis - ablative plural feminine of group A adjective erectiusculus, -a, -um; modifies antheris |
| with peduncles | pedunculis - ablative plural of second declension masculine noun pedunculus, -i |
| very long; | longissimis - ablative plural masculine of superlative degree of group A adjective longus, -a, -um; modifies pedunculis |
| with leaves | foliis - ablative plural of second declension neuter noun folium, folii |
| setaceous; | setaceis - ablative plural neuter of group A adjective setaceus, -a, -um; modifies foliis |
| [and] | [added for smoother reading] |
| with the upright shoota | surculis - ablative plural of second declension masculine noun surculus, -i |
| stemless. | acaulibus - ablative plural masculine of group B adjective acaulis, -is, -e; modifies surculis |