Profil taxonu
Odkazy a literatura
Paleobiology Database [175086]
Paleobiology Database [https://paleobiodb.org/] [jako Cycadeospermum Saporta]
Datum citace: 3. březen 2016
The Interim Register of Marine and Nonmarine Genera [1078619]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Cycadeospermum Saporta, 1874]
Datum citace: 5. leden 2020
Novikoff A., Barabasz-Krasny B. (2015): System of Embryophytes [https://phytomorphology.org/personal-inf...], Plant Systematics: 23-63. Liga-Pres [jako Cycadeospermum Saporta]Datum citace: 3. leden 2020