FIGURE 3. Polystichum gejiuense Li Bing Zhang, M.Q in Eight new species of Polystichum (subg. Haplopolystichum; Dryopteridaceae) from limestone caves in Guangdong and Yunnan, China, with reference to species diversity in the karst terrains at high elevations in subtropical areas

FIGURE 3. Polystichum gejiuense Li Bing Zhang, M.Q.Han & Yan Liu.—A. Habitat and plant.—B, C, E. Portions of lamina.—D, F. Portions of rachises with pinnae.—G, K. Polar and equatorial views of spores with and without perispores under SEM.—H. Indusium.—J. Inside view of the cave where the new species was discovered.