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journalAt: American Journal of Botany, 22, 2 By: Bancroft H. H.
journalAt: American Journal of Botany, 22, 3 By: Bancroft H. H.
journalAt: Annals of Botany, 46, 84 By: Bancroft H. H.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 245, 1-6 By: Awasthi N., Mehrotra R. C.
journalAt: Bulletin of the National Science Museum Tokyo, Series, C, Geology and Paleontology, 6, 3 By: Kimura T., Ohana T.
journalAt: Chishitsugaku zasshi, 50, 602 By: Huzioka K.
journalAt: Himalayan geology, 21, 1-2 By: Guleria J. S., Srivastava R.
journalAt: Scientific papers / Division of the Illinois State Museum, 1 By: Janssen R. E.
journalAt: Bulletin of the Wisconsin Natural History Society, New Series, 6, 1-2 By: Penhallow D. P.