Isoetes karstenii var. anomala

Taxonavigation

Taxonavigation: Isoetales
Superregnum: Eukaryota Cladus: Orthokaryota Cladus: Neokaryota Cladus: Photokaryota Cladus: Diaphoretickes Cladus: CAM Cladus: Archaeplastida Regnum: Plantae Divisio: Tracheophyta Divisio: Lycopodiophyta Classis: Lycopodiopsida Subclassis: Isoetidae Ordo: Isoetales

Familia: Isoetaceae
Genus: Isoetes
Species: Isoetes karstenii
Varietas: Isoetes karstenii var. anomala

Name

Isoetes karstenii var. anomala R.L.Small & Hickey, Amer. Fern J. 91(2): 65 (2001).

Synonyms

• Basionym
  • Isoetes lechleri var. anomala T.C.Palmer, Amer. Fern J. 22: 130 (1932).
    • Typus: ‘‘Ecuador. Mt. Chimborazo. Submerged in water of shallow pond. Rooting in mud. 4200 m.’’ Rimbach 171 (Holotypus: US)
• Homotypic
  • Isoetes rimbachiana H.P.Fuchs, Proc. Kon. Ned. Akad. Wetensch. C. 85(2): 259 (1982).

Distribution

Native distribution areas:
Continental: Southern America Regional: Western South America Ecuador. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Small, R.L. & Hickey, R.J. 2001. Systematics of the northern Andean Isoetes karstenii complex. American Fern Journal 91(2): 41–69. DOI: 10.1640/0002-8444(2001)091[0041:SOTNAI]2.0.CO;2 JSTOR BHL Reference page. 
• Palmer, T.C. 1932. More about Isoetes Lechleri Mett. American Fern Journal 22(4): 129–132. JSTOR BHL Reference page. 

Additional references

• Troìa, A., Pereira, J.B.S., Kim, C. & Taylor, W.C. 2016. The genus Isoetes (Isoetaceae): a provisional checklist of the accepted and unresolved taxa. Phytotaxa 277(2): 101–145. DOI: 10.11646/phytotaxa.277.2.1 ResearchGate Reference page. 

Links

• Govaerts, R. et al. 2026. Isoetes karstenii var. anomala in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2026 Jun 1. Reference page. 
• Tropicos.org 2026. Isoetes karstenii var. anomala. Missouri Botanical Garden. Published online. Accessed: 1 Jun 2026. Reference page.
• International Plant Names Index. 2026. Isoetes karstenii var. anomala. Published online. Accessed: 1 Jun 2026. Reference page.
• Hassler, M. 2026. World Ferns. Checklist of Ferns and Lycophytes of the World. . Isoetes karstenii var. anomala Accessed: 1 Jun 2026. Reference page.

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