Isoetes × angeloi

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 × angeloi D.F.Brunt. & K.L.McIntosh, Bot. Lett. 170(2): 281 (2022).

Formula hybridae: Isoetes gymnocarpa (Gennari) A.Braun × Isoetes longissima Bory & Durieu
Typus: Italy, Sicily: Trapani Province: 37.8580° N 12.9217° E, 10 m south of Strada Provinciale 12 at “Anguillara”, 7 km southeast of Calatafimi, in acidophilus silty-sand substrate among dense vegetation on lower (more moist) edge of seasonally saturated open herb and graminoid-dominated meadow with Bromus sp., Medicago sp., Orchidaceae sp., 22 April 2022, D.F. Brunton, K.L. McIntosh and A. Troia 20,798 (holotype: P 04021586; isotypes DFB, PAL).

Native distribution areas:
Continental: Europe Regional: Southeastern Europe Sicilia. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

Brunton, D.F., McIntosh, K.L. & Sokoloff, P.C. 2023. A terrestrial hybrid quillwort, Isoetes ×angeloi, hyb. nov., (Isoetaceae) from Sicily. Botany Letters 170(2): 278–284. DOI: 10.1080/23818107.2022.2138539 Reference page.

Govaerts, R. et al. 2026. Isoetes × angeloi in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2026 Jun 8. Reference page.
Tropicos.org 2026. Isoetes × angeloi. Missouri Botanical Garden. Published online. Accessed: 8 Jun 2026. Reference page.
International Plant Names Index. 2026. Isoetes × angeloi. Published online. Accessed: 8 Jun 2026. Reference page.
Hassler, M. 2026. World Ferns. Checklist of Ferns and Lycophytes of the World. . Isoetes × angeloi Accessed: 8 Jun 2026. Reference page.