Isoetes × herb-wagneri

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 × herb-wagneri

Name

Isoetes × herb-wagneri W.C.Taylor, Amer. Fern J. 92(2): 162 (2002).

• Formula hybridae: Isoetes bolanderi Engelm. × Isoetes muricata Durieu
• Typus: United States: Montana: Ravalli Co.: from the bed of the upper of Twin L Lakes, near edge of the autumn level, about 12 ft below the summer level, Lost Horse Canyon, 12 October 1940, Fred A. Barkley & Reuben A. Diettert 4804 (Holotypus: US 1786885).

Distribution

Native distribution areas:
Continental: Northern America Regional: Northwestern U.S.A. Montana. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Taylor, W.C. 2002. Isoëtes ×herb-wagneri, an Interspecific Hybrid of I. bolanderi × I. echinospora (Isoëtaceae). American Fern Journal 92(2): 161–163. DOI: 10.1640/0002-8444(2002)092[0161:ITHWAI]2.0.CO;2 JSTOR BHL Reference page. 

Links

• Govaerts, R. et al. 2025. Isoetes × herb-wagneri 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 × herb-wagneri. Missouri Botanical Garden. Published online. Accessed: 16 Mar 2025. Reference page.
• International Plant Names Index. 2025. Isoetes × herb-wagneri. Published online. Accessed: 16 Mar 2025. Reference page.
• Hassler, M. 2025. World Ferns. Checklist of Ferns and Lycophytes of the World. . Isoetes × herb-wagneri Accessed: 16 Mar 2025. Reference page.