Isoetes triangula

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

Isoetes triangula U.Weber, Hedwigia 63: 253 (1922).

Typus: Amazonas-Gebiet, Rio Branco, Surumu. In rivis, Campo prope Serra do Mel. 09–10.1909, E. Ule 8000 (Holotypus: B?, isotypi: B 20 0108369, B 20 0108370, G, K 000574497, L 0057298, S-R 3070, UC 493045, US 00135791)

Native distribution areas:
Continental: Northern America Regional: Mexico Mexico Southeast (Oaxaca). Continental: Southern America Regional: Northern South America French Guiana, Guyana, Venezuela. Regional: Brazil Brazil North (Amazonas, Roraima). References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

Weber, U. 1922. Zur Anatomie und Systematik der Gattung Isoëtes L. Hedwigia 63(2): 219–262. BHL Reference page.

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.

Govaerts, R. et al. 2026. Isoetes triangula in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2026 Jun 7. Reference page.
Tropicos.org 2026. Isoetes triangula. Missouri Botanical Garden. Published online. Accessed: 7 Jun 2026. Reference page.
International Plant Names Index. 2026. Isoetes triangula. Published online. Accessed: 7 Jun 2026. Reference page.
Hassler, M. 2026. World Ferns. Checklist of Ferns and Lycophytes of the World. . Isoetes triangula Accessed: 7 Jun 2026. Reference page.
Isoetes triangula in Flora do Brasil 2020 em construção. Jardim Botânico do Rio de Janeiro. Accessed: 10 Feb 2017.