Verrucaria nigrescens - Verrucaria nigrescens
Favourite Photos
| image | species | author | location | uploaded | taken | select |
|---|---|---|---|---|---|---|
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Verrucaria nigrescens - Verrucaria nigrescens | dylan | Goat Gully | 28 Sep 2021, 7:49 p.m. | 5 Jul 2021, 3:11 p.m. |
Species Description
Widespread and fairly frequent throughout the UK. Habitat includes: calcareous rocks, mortar, cement, stonework e.g. gravestones etc. Seen: All year round. Colour: Dark brown to black, (greener when wet) cracking crust. Very similar to Verrucaria viridula.