Physematium plummerae

Physematium plummerae is a species of fern known by the common name Plummer's cliff fern. It is native to the southwestern United States and northern Mexico, where it grows in rocky habitat in deserts and other areas.[2] It has leaves up to 25 centimeters long with flexible reddish or purplish rachises covered in glandular hairs. The blade is made up of several pairs of leaflets which are subdivided into multilobed or toothed small segments.[3][4]

Physematium plummerae

Secure  (NatureServe)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Polypodiales
Suborder: Aspleniineae
Family: Woodsiaceae
Genus: Physematium
Species:
P. plummerae
Binomial name
Physematium plummerae
(Lemmon) Li Bing Zhang, N.T.Lu & X.F.Gao
Synonyms[1]
  • Woodsia obtusa var. glandulosa D.C.Eaton & Faxon
  • Woodsia obtusa var. plummerae (Lemmon) Maxon
  • Woodsia plummerae Lemmon
  • Woodsia pusilla var. glandulosa (D.C.Eaton & Faxon) T.M.C.Taylor
  • Woodsiopsis plummerae (Lemmon) Shmakov

The species is named in honor of American botanist Sara Plummer Lemmon.[5]

References
  1. Hassler, Michael. "Physematium plummerae". World Ferns. Retrieved 13 June 2023.
  2. Flora of North America
  3. Jepson Manual Treatment
  4. USDA Plants Profile
  5. Lemmon, John Gill. Botanical Gazette 7(1): 6–7. 1882.


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