Fernando Rivadavia, Katsuhiko Kondo, Masahiro Kato, Mitsuyasu Hasebe: Phylogeny of the sundews, Drosera (Droseraceae), based on chloroplast rbcL and nuclear 18S ribosomal DNA Sequences. In: American Journal of Botany. Bd. 90, Nr. 1, 2003, ISSN0002-9122, S. 123–130, JSTOR:4122732.
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Fernando Rivadavia, Katsuhiko Kondo, Masahiro Kato, Mitsuyasu Hasebe: Phylogeny of the sundews, Drosera (Droseraceae), based on chloroplast rbcL and nuclear 18S ribosomal DNA Sequences. In: American Journal of Botany. Bd. 90, Nr. 1, 2003, ISSN0002-9122, S. 123–130, JSTOR:4122732.