Taxon - Odkazy a literatura
Novikoff A., Barabasz-Krasny B. (2015): System of Embryophytes [https://phytomorphology.org/personal-inf...], Plant Systematics: 23-63. Liga-Pres [jako Strobus Opiz]Datum citace: 3. leden 2020
The Interim Register of Marine and Nonmarine Genera [1381901]
Rees, T. (compiler): The Interim Register of Marine and Nonmarine Genera [https://www.irmng.org] [jako Haploxylon (B.A.E. Koehne) Börner, 1912]
Datum citace: 5. leden 2020