and , endemic to Chapada dos Veadeiros, Goiás State, Brazil, are described, illustrated and the conservation status is also provided. Both species resemble and that are also endemic to Goiás, by having sessile leaf with serrate and ciliate margin, pedicellate flower, triangular and short sepal and dimorphic stamens with bicolorous and polysporangiate anthers. However, differs by the long internode (2-4 mm long), concolorous, semi-amplexicaul and lanceolate leaf, and petal acuminate at the apex.
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