Pityrogramma calomelanos,[2][3] commonly known as the silver fern,[4] is a rhizomatous geophyte or lithophyte native to Mexico and Tropical America.[5][6][7] It grows mainly in subtropical regions and has been introduced widely across Asia, Africa, and Pacific islands.[8]
References
- ^ J.C.Mössler, Handb. Gewächsk., ed. 3. 3: 20 (1833)
- ^ “silver fern (Pityrogramma calomelanos)”. iNaturalist. Retrieved 2025-09-18.
- ^ “Pityrogramma calomelanos / Species Page / Plant Atlas”. florida.plantatlas.usf.edu. Retrieved 2025-09-18.
- ^ “NParks | Pityrogramma calomelanos”. www.nparks.gov.sg. Retrieved 2025-09-18.
- ^ “India Flora Online”. indiaflora-ces.iisc.ac.in. Retrieved 2025-09-18.
- ^ “Pityrogramma calomelanos – Useful Tropical Plants”. tropical.theferns.info. Retrieved 2025-09-18.
- ^ “Pityrogramma calomelanos (Silverback Fern) – FSUS”. fsus.ncbg.unc.edu. Retrieved 2025-09-18.
- ^ “Pityrogramma calomelanos (L.) Link | Plants of the World Online | Kew Science”. Plants of the World Online. Retrieved 2025-09-18.