Grimmia nigrescens (Sw. ex Hedw.) F.Weber & D.Mohr Index Mus. Pl. Crypt.: 2 [recto]. 1803.

Nomenclatural References

• person : Daniel Matthias Heinrich Mohr (1780-1808) Based on occurrence of standard abbreviation 'D.Mohr' in the authors string.
• person : Friedrich Weber (1781-1823) Based on occurrence of standard abbreviation 'F.Weber' in the authors string.
• person : Johann Hedwig (1730-1799) Based on occurrence of standard abbreviation 'Hedw.' in the authors string.
• person : Olof Swartz (1760-1817) Based on occurrence of standard abbreviation 'Sw.' in the authors string.
• database : The Plant List v1.1 record tro-35147085
• database : The Plant List version 1.0, record: tro-35147085
• database : Tropicos record: 35147085 Based on data supplied by Bryonames