Pentagramma triangularis

Pentagramma triangularis
Scientific classification
Kingdom:Plantae
Division:Pteridophyta
Class:Polypodiopsida/Pteridopsida
(disputed)
Order:Polypodiales
Family:Pteridaceae
Genus:Pentagramma
Species: P. triangularis
Binomial name
Pentagramma triangularis
(Kaulf.) Yatsk., Windham & E. Wollenw.

Pentagramma triangularis is a fern, commonly known as goldback fern, native to Western North America, including California.[1]

It is commonly found in mixed evergreen and oak forests, occasionally on dry brushy slopes, and prefers shaded areas[2]

Selected subspecies

  • P. triangularis subsp. maxonii (Weath.) Yatsk. et al. — Maxon's gold back fern; Southern California [3]
  • P. triangularis ssp. semipallida (J. Howell) G. Yatsk. et al. — pale gold back fern [4]
  • P. triangularis subsp. triangularis
  • P. triangularis subsp. viscosa (D.C. Eaton) Yatsk. et al. — sticky gold back fern; endemic So. California chaparral, Channel Islands Calflora: P. triangularis subsp. viscosa

References

  1. Calflora . accessed 2.12.2013
  2. K. Lyons and Cuneo-Lazaneo, M.B. 1988. Plants of the Coast Redwood Region. Shoreline Press, Soquel, CA.
  3. Calflora: P. triangularis subsp. maxonii
  4. Calflora: Pentagramma triangularis ssp. semipallida'


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