• Home
  • Keys
    • Vascular plant groups
    • Club mosses
    • Ferns
    • Vegetative key to families
    • Gymnosperms
    • Flowering plants
    • Genera
    • Families
  • About
    • About
    • Key formats
    • Project partners
    • Contact
  • Resources
  • Glossary
    • Glossary
    • Images
  • Advanced search
 
Keys
  • Vascular plant groups
  • Club mosses
  • Ferns
  • Vegetative key to families
  • Gymnosperms
  • Flowering plants
  • Genera
  • Families

Hymenophyllaceae

Fronds delicate, translucent, usually 1 cell thick, lacking stomates. Receptacle elongated and columnar. Epiphytic or rupestral ferns under 12 cm high Hymenophyllaceae
choose this alternativereject this alternative
Involucre bivalvate (deeply or to the base) or bivalvate in the upper portion but obconic at the base Hymenophyllum
choose this alternativereject this alternative
Involucre tubular (Fig. 13) or obconic