Isoetes × jermyi

Taxonavigation

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

Familia: Isoetaceae
Genus: Isoetes
Species: Isoetes × jermyi

Name

Isoetes × jermyi D.F.Brunt. & Rumsey, Bot. Lett. 168(4): 507 (2021).

• Formula hybridae: Isoetes echinospora Durieu × Isoetes lacustris L.
• Typus: United Kingdom, Wales: Ceredigion: on gravelly substrate, northeast corner of Llyn Pendam [52.4381 − 03.9000, Grid Ref. SN709839], 150 m [asl], 1 km east of Cwmsymlog. A.O. Chater s. n., 28 VII [July] 1994 (holotype BM 00107384).

Distribution

Native distribution areas:
Continental: Europe Regional: Northern Europe Great Britain. Regional: Southwestern Europe France. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Brunton, D.F., & Rumsey, F.J., 2021. Isoetes ×jermyi hyb nov. (Isoetaceae), a new quillwort (lycophyte) hybrid from western Europe. Botany Letters 168(4): 503–511. DOI: 10.1080/23818107.2021.1907223 ResearchGate Reference page. 

Links

• Govaerts, R. et al. 2025. Isoetes × jermyi in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2025 Mar 16. Reference page. 
• Tropicos.org 2025. Isoetes × jermyi. Missouri Botanical Garden. Published online. Accessed: 16 Mar 2025. Reference page.
• International Plant Names Index. 2025. Isoetes × jermyi. Published online. Accessed: 16 Mar 2025. Reference page.
• Hassler, M. 2025. World Ferns. Checklist of Ferns and Lycophytes of the World. . Isoetes × jermyi Accessed: 16 Mar 2025. Reference page.