Isoetes amazonica A.Braun (1880:109)

Taxonomy & Nomenclature

Synonym/s: Calamaria amazonica (A.Braun) Kuntze in Revis. Gen. Pl. 2: 828 (1891)

Conservation Status

Last (and only) record: September 1850 (Pereira et al., 2019)

Rediscovered in July 2017 (Pereira et al., 2019)

The species was rediscovered at the type locality (Pereira et al., 2019).

Distribution

Tapajós river near Santarém municipality, Pará, Brazil

Type locality: Tapajós river near Santarém municipality, Pará, Brazil (Kuhn, 1884)

Biology & Ecology

Hypodigm

Media

References

Original scientific description:

Braun, A. in: Baker, J. G. (1880). A synopsis of the species of Isoetes. Journal of Botany. British and Foreign (n.s.) 18: 105-110.

Other references:

Freund, Forrest D., Freyman, William A. and Rothfels, Carl J. (2018). Inferring the evolutionary reduction of corm lobation in Isoëtes using Bayesian model-averaged ancestral state reconstruction. American Journal of Botany 105(2): 275-286. https://doi.org/10.1002/ajb2.1024

Hassler, Michael. (2004-2023). World Ferns. Synonymic Checklist and Distribution of Ferns and Lycophytes of the World. Version 17.2; last update Oct. 18th, 2023. Available at: https://www.worldplants.de/ferns/ [Accessed 21 October 2023]

Kuhn, F. A. M. (1884). Isoetaceae. In: Martius CFP (Eds) Flora Brasiliensis v. 1, part 2., 645-648.

Yanqing Li, Xi Chen, Xiaoyan Lin, Yufeng Gu, Baodong Liu & Rongjing Zhang. (2023). Complete chloroplast genome of Isoetes orientalis (Isoetaceae), an endangered quillwort from China. Mitochondrial DNA Part B 8(3): 342-346. https://doi.org/10.1080/23802359.2023.2183070

Pereira, Jovani B. S., Giulietti, A. M., Pott, V. J. and Watanabe, M. T. C. (2019). Rediscovering two Isoetes species in the Brazilian Amazon and Cerrado after 167 years. PhytoKeys 135: 105-117.

Pereira, Jovani B. S. et al. (2020). Rediscovering two Isoetes species in the Brazilian Amazon and Cerrado after ca 167 and 175 years, respectively. Aquatic Botany. https://doi.org/10.1016/j.aquabot.2020.103212 [paper officially withdrawn]

Pereira, Jovani B. S. et al. (2021). Plastome-based phylogenomics elucidate relationships in rare Isoëtes species groups from the Neotropics. Molecular Phylogenetics and Evolution 161: 107177. https://doi.org/10.1016/j.ympev.2021.107177

Pfeiffer, N. E. (1922). Monograph of the Isoetaceae. Annals of the Missouri Botanical Garden 9: 79-233.

POWO. (2023). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 21 October 2023]

Roskov Y. & al. (eds.) (2018). World Ferns: Checklist of Ferns and Lycophytes of the World. Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Troìa, Angelo, Pereira, Jovani B .S., Kim, Changkyun and Taylor, W. Carl. (2016). The genus Isoetes (Isoetaceae): a provisional checklist of the accepted and unresolved taxa. Phytotaxa 277(2): 101-145. https://doi.org/10.11646/phytotaxa.277.2.1

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