Author:
Harris,T.M.
Year:
1978
Title:
A reconstruction of Equisetum columnare and notes on its elator bearing spores.
Reference:
Harris,T.M. (1978) A reconstruction of Equisetum columnare and notes on its elator bearing spores. The Palaeobotanist Vol. 25 P. 120- 125
Google Academy:
try to search by title in english
Genus Species Country(Region) From To
Equisetum Equisetum columnare England(Yorkshire) Bajocian