At: Journal of the Botanical Research Institute of Texas, 6, 2 By: Chambers K. L., Poinar G. O., Brown A. E.
journalAt: Review of Palaeobotany and Palynology, 248 By: Ding W.-N., Kunzmann L., Su T., Huang J., Zhou Z.-K.
journalAt: Bulletin of the Torrey Botanical Club, 52, 1 By: Hollick A.
journalAt: The Botanique, 11 By: Sheikh M. T., Kapgate D. K.
journalAt: Palaeobotanist, 1968, 17, 3 By: Awasthi N.
journalAt: Geobiologia, 2 By: Mathews G. B., Ho G. A.
journalAt: Palaeobotanist, 1967, 16, 2 By: Dayal R.
journalAt: Palaeobotanist, 1968, 17, 3 By: Awasthi N.
journalAt: Turkish Journal of Botany, 34, 3, 4 By: Akkemik Ü., Üner B.
journalAt: Phytotaxa, 298, 2 By: Chen Y.-F., Wong W. O., Hu Q., Liufu Y.-Q., Xie Z.-M.