Aristolochia sinoburmanica (Aristolochiaceae), a new species from north Myanmar

Abstract

Abstract

Aristolochia sinoburmanica Y.H.Tan & B.Yang, a new species of Aristolochiaceae from Putao, Kachin State, Myanmar, is described and illustrated. According to morphology (strongly curved perianth, 3-lobed limb, as well as 3-lobed gynostemium, anthers 6, adnate in 3 pairs to the base of gynostemium, opposite to the lobes), the species belongs to Aristolochia subgenus Siphisia . It is morphologically similar to A. faviogonzalezii , A. hainanensis , A. tonkinensis , A. saccata and A. xuanlienensis . The major differences between them are outlined and discussed. A detailed description, along with line drawings, photographs, habitat, distribution and conservation status, as well as a comparison to morphologically similar species, are also provided.