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Photographer: Libing Zhang
Cave Fern Diversity in Guizhou: Polystichum xiphophyllum (Dryopteridaceae)
Location: Guizhou, Nayong, 3 km south of Dongdi, alt. 1530 m. 26.93839 N, 105.23196 E.
A beautiful holly fern species is endemic to Gansu, Taiwan, central and southwestern China. It is rarely found in a karst cave as shown here.
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