At: American Journal of Botany, 47, 2 By: Beck C. B.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 118, 1–3 By: Eggert D. A., Taylor T. N.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 120, 5–6 By: Eggert D. A., Delevoryas T.
journalAt: American Journal of Botany, 65, 5 By: Millay M. A.
journalAt: American Journal of Botany, 69, 10 By: Millay M. A.
journalAt: Annales historico-naturales Musei Nationalis Hungarici, 56 By: Rásky K.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 207, 1-6 By: Li C.-S., Hsü J.
journalAt: International Journal of Plant Sciences, 164, 1 By: Wang Y., Xu H.-H.
journalAt: Svensk Botanisk Tidskrift, 38, 3 By: Selling O. H.
journalAt: Courier Forschungsinstitut Senckenberg, 147 By: Matten L. C.