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Keys
  • Vascular plant groups
  • Club mosses
  • Ferns
  • Vegetative key to families
  • Gymnosperms
  • Flowering plants
  • Genera
  • Families

Adiantaceae

Indusium absent. Sori marginal, borne on the vein-tips, ± confluent. Stipes and rhachises black or dark red-brown Adiantaceae
consider the other alternative
Inudium false or absent. Sori not borne on a flap formed by the lamina
choose this alternativereject this alternative
False indusium continuous. Fronds 1-pinnate. Rhizome long, creeping Pellaea
choose this alternativereject this alternative
False indusium interrupted. Fronds decompound. Rhizome tufted or shortly creeping Cheilanthes