Two new Orthoseira species (Bacillariophyceae) from lava tubes on Île Amsterdam and Big Island (Hawai΄i)

• Published in: Phytotaxa
• Main Authors: LOWE, REX L., KOCIOLEK, J. PATRICK, DE VIJVER, BART VAN
• Format: Article in Journal/Newspaper
• Language: English
• Published: Phytotaxa 2013
• Subjects: Orthoseira; Bacillariophyta; diatoms; new species; lava tubes; Hawai’i; Ile Amsterdam; morphology; Algae; Lowe; Île Amsterdam
• Online Access: http://www.mapress.com/j/pt/article/view/phytotaxa.111.1.3; https://doi.org/10.11646/phytotaxa.111.1.3

Two new species of Orthoseira from lava tubes on Île Amsterdam and Big Island (Hawai΄i) are described using light and scanning electron microscopy: Orthoseira johansenii Lowe & Kociolek sp. nov., from Hawai’i, and O. verleyenii Van de Vijver sp. nov., from the subantarctic. Both species have fla...