Author:
Matten,L.C.
Year:
1971
Title:
Upper Cretaceous flora of Illinois-a preliminary survey.
Reference:
Matten,L.C. (1971) Upper Cretaceous flora of Illinois-a preliminary survey. American Journal of Botany Vol. 50 # 5 P. 470- 470
Google Academy:
try to search by title in english
Genus Species Country(Region) From To
Pollen Pollen Illinois Late Cretaceous