Rhizocarpon richardii Rhizocarpaceae
Rhizocarpon richardii

Growth type crustose
Chemical results: Medulla: K+/- yellow, usually C+ red, P+/- orange.
R. hochstetteri and R. reductum are C-






Rhizocarpon richardii

Rhizocarpon richardii
Rhizocarpon richardii
On chert, Portland, Dorset. February 2016

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