Isoetes delalandei

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 delalandei

Name

Isoetes delalandei J.Lloyd, Notes Fl. Ouest France: 25 (1851).

• Typus: [FRANCE: Morbihan] île de Houat, mai 1850, Abbé J.- M. Delalande s.n. (Lectotype. designated by Boudrie et al., 2024: ANG MBAng.2023.0.12369 (in Fig. 1, the plants on the left top of the sheet, on a black paper background); isolectotypes: ANG MBAng.2023.0.12370! (in Fig. 1, the fragments on the lower half of the sheet, on a black paper and on a white paper background); NTM MHNN. B.10092.6! (Fig. 2)), superseding the lectotypification of Troìa & Rouhan 2018: 1002).

Synonyms

• Homotypic
  • Isoetes histrix subsp. delalandei (J.Lloyd) P.Fourn., Quatre Fl. France: 6 (1934).
    • Isoetes histrix proles delalandei (J.Lloyd) Rouy, Fl. Fr. 14: 481 (1913).
• Heterotypic
  • Isoetes histrix [unranked] solitaria A.Braun, Monatsber. Königl. Preuss. Akad. Wiss. Berlin 1863: 618 (1864).

Distribution

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

References

Primary references

• Lloyd, J. 1851. Notes pour servir à la Flore de l’Ouest de la France. Libr. J. Forest, Nantes, pp. 1–26. Reference page. 

Additional references

• Troìa, A. & Rouhan, G.. 2018. Clarifying the nomenclature of some Euro-Mediterranean quillworts (Isoetes, Isoetaceae): Indicator species and species of conservation concern. Taxon 67(5): 996–1004. DOI: 10.12705/675.10 Reference page. 
• Boudrie, M., Rouhan, G., Malécot, V. & Troìa, A. 2024. On the typification of three Isoetes names (Isoetaceae, Lycopodiopsida) described from France. Phytotaxa 641(4): 286–294. DOI: 10.11646/phytotaxa.641.4.5 ZenodoReference page. 

Links

• Govaerts, R. et al. 2022. Isoetes delalandei in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2022 May 16. Reference page. 
• Tropicos.org 2022. Isoetes delalandei. Missouri Botanical Garden. Published online. Accessed: 16 May 2022. Reference page.
• International Plant Names Index. 2022. Isoetes delalandei. Published online. Accessed: 16 May 2022. Reference page.
• Hassler, M. 2022. World Ferns. Checklist of Ferns and Lycophytes of the World. . Isoetes delalandei Accessed: 16 May 2022. Reference page.
• Euro+Med 2006 onwards: Isoetes delalandei in Euro+Med PlantBase – the information resource for Euro-Mediterranean plant diversity. Published online. Accessed: 2022 May 16.Reference page.