VAN DE VIJVER, B.; COOMANS, A.; POTTIEZ, M. Planothidium islandicum sp. nov., a new cavum-bearing Planothidium species from the Westfjords, northwestern Iceland (Achnanthaceae, Bacillariophyceae). Phytotaxa, Auckland, New Zealand, v. 731, n. 2, p. 183–186, 2025. DOI: 10.11646/phytotaxa.731.2.9. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.731.2.9. Acesso em: 5 dec. 2025.