长小鳞耳蕨系 chang xiao lin er jue xi

Plants medium-sized to large, evergreen. Lamina papery, green, broadly lanceolate, gradually contracted toward base or not contracted. Stipe greenish when dry. Stipe scales ovate, ovate-lanceolate, or broadly lanceolate, concolorous or bicolorous. Rachis scales broadly ovate to ovate-lanceolate. Pinnules 10-30 pairs, stalked, pinnules of upper pinnae auriculate. Microscales long-type.

About ten species: mainly in the Sino-Japanese region, one species with circumboreal distribution; seven species (three endemic) in China.

Lower Taxa

• Polystichum braunii (Spenner) Fée
• Polystichum ningshenense Ching & Y. P. Hsu
• Polystichum ovatopaleaceum (Kodama) Sa. Kurata
• Polystichum parvipinnulum Tagawa
• Polystichum polyblepharum (Roemer ex Kunze) C. Presl
• Polystichum retrosopaleaceum (Kodama) Tagawa
• Polystichum sozanense Ching ex H. S. Kung & Li Bing Zhang