Herrin Fossil Flora
Lycopsids - Ancient Club Mosses
Root Structures
Halonia tuberculata
Halonia tuberculata, (Page 2, Fig. 10. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
Above and below: details of top specimen. - A.Young
A.Young
Stigmaria ficoides
Stigmaria ficoides, (Page 2, Fig. 11. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
A.Young
M.Angkuw
A.Young
Stigmaria sp.
Root-like structures of various arborescent lycophytes
A.Young
A.Young
A.Young
A.Young
A.Young
A.Young