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Arisaema lushuiense G. W. Hu & H. Li, a new species of Araceae from Gaoligong Mountains in northwestern Yunnan, China, is described and illustrated. It is similar and closely related to A. auriculatum Buchet, but differs by its basically green spathe with semi-rotund to broadly ovate, 6-8 mm long auricles; the appendix of the spadix is 3.5-5.0 cm long and the apex of the appendix depressed with faint longitudinal ridges and grooves, slightly curved forward, with purplish black color, and exserted 1.0-1.5 cm from the spathe throat. [ABSTRACT FROM AUTHOR]

The article focuses on the morphological, karyotypic, and pollen morphological study of Tupistra hongheensis (Ruscaceae)from Yunnan, China. It offers information on Tupistra hongheensis found on limestone cliff, under evergreen forest. It states that tupistra should be considered as endangered (EN) species.