<p>1. <i>Callitriche brutia</i> var. <i>hamulata</i> (Kütz. ex W.D.J.Koch) Lansdown, syn. <i><a href="//commons.wikimedia.org/w/index.php?title=Callitriche_hamulata&amp;action=edit&amp;redlink=1" class="new" title="Callitriche hamulata (page does not exist)">Callitriche hamulata</a></i> Kütz. ex W. D. J. Koch, <br>2. <i><a href="//commons.wikimedia.org/w/index.php?title=Callitriche_hermaphroditica&amp;action=edit&amp;redlink=1" class="new" title="Callitriche hermaphroditica (page does not exist)">Callitriche hermaphroditica</a></i> L., syn. <i>Callitriche autumnalis</i> L.
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<dl><dt>Original Caption</dt>
<dd>1. Hacken-Wasserstern, <i>Callitriche hamulata</i> <br>2. Herbst-Wasserstern, <i>Callitriche autumnalis</i></dd></dl>
Johann Georg Sturm (Painter: <a href="https://en.wikipedia.org/wiki/Jacob_Sturm" class="extiw" title="en:Jacob Sturm">Jacob Sturm</a>)
1796
Figure from <i>Deutschlands Flora in Abbildungen</i> at <a rel="nofollow" class="external free" href="http://www.biolib.de">http://www.biolib.de</a>