Sagittaria sagittifolia

Sagittaria sagittifolia L.
Engl.: arrowhead, old world arrowhead, wapatoo.
Deu.: Pfeilkraut, Gewöhnliches Pfeilkraut.
Sven.: pilblad, pilört, vanligt pilblad.
Suom.: keiholehti, pystykeiholehti.

Pre-linnaean: [Hortus Kewensis, Vol. III, William Aiton, 1798. The English flora, James Edward Smith, 1824, p.145.]
Sagittaria foliis sagittatis acutis. Linn. Sp. Pl. 1410.
Sagitta major. Matth. Valgr. v. 2. 482. Broad Arrow-head.
Sagitta aquatica, foliis variis. Loes. Pruss. 234. t. 74. Grass Arrow-head.
Sagitta aquatica major. Bauh. pin. 194. Great, or Common Arrow-head.
Sagitta aquatica omnium minima. Raj. syn. 258. Small Arrow-head.