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10. Lygodiaceae C. Presl

Climbing Ferns

Clifton E. Nauman

Plants terrestrial. Stems subterranean, protostelic; indument of dark, dense hairs. Leaves vinelike, of indeterminate growth. Pinnae reduced to short stalks, each bearing a pair of opposite pinnules, usually with an often dormant apical bud. Sporangia in 2 rows, 1 on each side of midvein of contracted, oblong, marginal lobes of ultimate segments, covered by hoodlike flap of tissue serving as indusium. Spores tetrahedral-globose, trilete, rarely monolete. Gametophytes terrestrial, cordate, glabrous.

Genus 1, species ca. 40 (3 species in the flora): tropical regions nearly worldwide and temperate regions of North America and Asia, s Africa, Pacific Islands in New Zealand.

Lower Taxon


Related Objects  

Flora of China  
  • Lygodiaceae (PDF)
  • PDF
  • Pteridophytes (Treatment)
  • Web Page

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