The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.


  • Phytologia 25: 426. 1973. (Phytologia)
  • Sitzungsberichte der Gesellschaft Naturforschender Freunde zu Berlin 1876: 7. 1876. (Sitzungsber. Ges. Naturf. Freunde Berlin)


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