Fragilaria virescens Ralfs

Fragilaria virescens Ralfs

Fragilaria virescens Ralfs in Ann. Mag. Nat. Hist. ser. 2, 12: 110, t. II, fig. 6a-c. 18431

is basionym for Fragilariforma virescens (Ralfs) D.M.Williams & Round in Diatom Res. 3(2): 265. 1988

is basionym for Neofragilaria virescens (Ralfs) D.M.Williams & Round in Diatom Res. 2(2): 280. 18 Feb 1988

Lectotype (designated by Williams, D.M. & Round, F.E. 19882): United Kingdom, Cold bath, Tunbridge Wells [Kent], Moor near near Penzance [Cornwall], 50°7'8.4"N, 5°32'13.2"W, Dec 1842, Jenner (BM: 81303)3

Isolectotype (designated by Pottiez, M., Williams, D.M. & Van de Vijver, B. 20244): United Kingdom, Cold bath, Tunbridge Wells, 50°7'8.4"N, 5°32'13.2"W, Dec 1842, Jenner (BR: BR-4832)

1. Source INA: "F. pectinalis Ehrenb. Die Infus. non Lyngb.", 2. Williams, D.M. & Round, F.E. 1988: Revision of the genus Fragilaria. – Diatom Research 2(2): 267-288 Registration: http://phycobank.org/104404, 2024-03-06, 3. Type data from Pottiez & al. (2024)., 4. Pottiez, M., Williams, D.M. & Van de Vijver, B. 2024: Observations on the lectotype material of Fragilariforma virescens (Fragilariaceae, Bacillariophyceae). – Notulae Algarum 321: 1-7 Registration: http://phycobank.org/104405, 2024-03-06