Petrified Bog- Calamites, Sigillaria, Stigmaria and Psaronius-
Czech Paradise, Holenice, near Nova Paka. Czech Republic.
Lower Permian.
30 inches across.
One of the largest pieces of its kind in existence.
Calamites close up
Psaronius close up
adventitious root of psaronius
Stigmaria close up
Calamites sections- close up
