Keywords: Hypoglossum involvens.png Delesseria involvens <small> Harvey </small> Hypoglossum involvens <small> Harvey J Agardh</small> Derivative work of file Haeckel Florideae jpg 1904 creator Ernst Haeckel <br />Modified extract png conversion Frédéric MICHEL Files by -Strogoff- Atelier graphique 1919 File Haeckel Florideae jpg Hypoglossum involvens Kunstformen der Natur - derivative |