1. Alford M. H.;Brantley R. J.;Hernández C. L.&Samarakoon T.2009:What are the closest relatives ofSalixandPopulus? – Botany & Mycology Abstr. 2009 Snowbird Utah.
2. APG III (Angiosperm Phylogeny Group)2009:An update of the Angiosperm Phylogeny Group classification for the orders and families of flowering plants. – APG III. Bot. J. Linnean Soc.
3. Blanckenhorn M.1920:Erläuterungen zu Geologischen Karte von Preußen und benachbarten Bundesstaaten Lieferung 198 Blatt Homberg a.d. Efze: 1–130. – Berlin.
4. An extinct genus of Salicaceae based on twigs with attached flowers, fruits, and foliage from the Eocene Green River Formation of Utah and Colorado, USA
5. Budantsev L.&Iljinskaja I. A.(eds.)2005:Fossil flowering plants in Russia and adjacent countries. Vol. 4. Nyctaginaceae‐Salicaceae. – Russ. Acad. Sci. Bot. Inst. im. N. F. Komarov St. Peterburg (in Russ.).