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FOC | Family List | FOC Vol. 2-3 | Dryopteridaceae

18. Polystichum sect. Crucifilix Tagawa, Acta Phytotax. Geobot. 9: 122. 1940.

戟叶耳蕨组 ji ye er jue zu

Plants medium-sized. Lamina papery, bipinnate at base, 1-pinnate upward. Basal pinnae extraordinarily prolonged.

About four species: Asia; three species (one endemic) in China.

1 Pinnae coarsely serrate, falcate-lanceolate, acuminate.   132 P. tripteron
+ Pinnae toothed, oblong or almost rectangular, acute   (2)
2 (1) Basal pinnae 1-pinnate (at least some laminae of same plant with 1-pinnate basal pinnae); sori slightly closer to midrib; indusia much smaller than below; perispore with reticulate sculpture.   133 P. hancockii
+ Basal pinnae rarely 1-pinnate; sori closer to pinna margin; indusia 0.6-0.8 mm in diam.; perispore with irregularly perforate sculpture.   134 P. normale

Lower Taxa


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