Dressler, R. L. (2016). The major sections or groups within Sobralia, with four new species from Panama and Costa Rica, S. Crispissima, S. Gloriana, S. Mariannae And S. Nutans.
Chicago-tyylinen lähdeviittausDressler, Robert L. The Major Sections or Groups Within Sobralia, With Four New Species From Panama and Costa Rica, S. Crispissima, S. Gloriana, S. Mariannae And S. Nutans. 2016.
MLA-viiteDressler, Robert L. The Major Sections or Groups Within Sobralia, With Four New Species From Panama and Costa Rica, S. Crispissima, S. Gloriana, S. Mariannae And S. Nutans. 2016.
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