Pinnularia borealis f. ovalis (Boye Petersen) Cleve-Euler 1955, p. 32; fig. 1037 f, g
as P. borealis 'alpha' genuina f. ovalis
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| Basionym | Pinnularia borealis var. genuina f. ovalis Boye Petersen |
| Published in | Cleve-Euler, A. (Cleve) 1955 [ref. 001043]. Die Diatomeen von Schweden und Finnland. Part IV. Biraphideae 2. Kongliga Svenska Vetenskaps-Akademiens Handligar, ser. 4, 5(4):1-232, figs 971-1306. |
| Type | | INA card not found. Click here to check this name in the INA website. |
| Collector | | Assessment of record accuracy | uncertain/not verified |