Biology:Furcula granulifer

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Short description: Extinct genus of plants

Furcula granulifer
Temporal range: Late Triassic (Rhaetian), 201 Ma
Venation plus diagrams interpreting the venation of Furcula
Scientific classification edit
Missing taxonomy template (fix): Furcula (plant)
Species:
Binomial name
Template:Taxonomy/Furcula (plant)Furcula granulifer
Harris, 1932

Furcula is a genus of extinct plant from Late Triassic Greenland. It contains one species, F. granulifer. The leaves of Furcula have complex net-like veins like those of angiosperms (flowering plants); because of this, it was long considered a possible stem-group angiosperm. However, a recent reinvestigation suggests it is a peltasperm (a type of "seed fern") that convergently evolved angiosperm-like veins.[2][3]

Artistic reconstruction of the Furcula granulifer plant

References

  1. Harris, T.M. (1932) (in en). The Fossil Flora of Scoresby Sound, East Greenland: Part 2: Description of seed plants incertae sedis together with a discussion of certain cycadophyte cuticles.. pp. 4–7. 
  2. Coiro, Mario; McLoughlin, Stephen; Steinthorsdottir, Margret; Vajda, Vivi; Fabrikant, Dolev; Seyfullah, Leyla J. (2024-04-16). "Parallel evolution of angiosperm-like venation in Peltaspermales: a reinvestigation of Furcula" (in en). New Phytologist 242 (6): 2845–2856. doi:10.1111/nph.19726. ISSN 0028-646X. PMID 38623034. 
  3. "Seed ferns: Plants experimented with complex leaf vein networks 201 million years ago" (in en). https://www.sciencedaily.com/releases/2024/04/240416115952.htm. 

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