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Fischer, E., Schäferhoff, B. and Müller, K.F. 2012.

The new monotypic genus Bardotia (Orobanchaceae) from Madagascar and remarks on the phylogenetic relationships of the African and Madagascan genera Parastriga, Radamaea, Rhamphicarpa and Sieversandreas

. Phytotaxa. 46, 1 (Feb. 2012), 19–33. DOI:https://doi.org/10.11646/phytotaxa.46.1.4.