Image: Haeckel Siphoneae
Description: (top left): Caulerpa racemosa (Agardh) = Caulerpa racemosa (Forsskål) J.Agardh, habitus (top right): Caulerpa uvifera (Agardh) = Caulerpa racemosa f. uvifera (C.Agardh) J.Agardh, habitus (left): Caulerpa pinnata (Weber van Bosse) = Caulerpa mexicana Sonder ex Kützing / Caulerpa pinnata C.Agardh, habitus (right center): Caulerpa peltata (Lamouroux) = Caulerpa peltata J.V.Lamouroux, habitus (bottom left): Caulerpa paspaloïdes (Harvey) = Caulerpa paspaloides (Bory de Saint-Vincent) Greville, habitus (bottom right): Caulerpa macrodisca (Decaisne) = Caulerpa peltata var. macrodisca (Decaisne) Weber-van Bosse, habitus (right): Struvea plumosa (Sonder) = Struvea plumosa Sonder, habitus (center): Neomeris kelleri (Cramer) = Neomeris annulata Dickie, cross-section (left center): Neomeris kelleri (Cramer) = Neomeris annulata Dickie, habitus (top center): Acetabularia mediterranea (Lamouroux) = Acetabularia acetabulum (Linnaeus) P.C.Silva, habitus (bottom center): Bornetella capitata (Agardh) = Bornetella capitata (Harvey ex E.P.Wright) J.Agardh, habitus with lengthwise section through lower "head"
Title: Haeckel Siphoneae
Credit: Kunstformen der Natur (1904), plate 64: Siphoneae (see here, here and here)
Author: Ernst Haeckel
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License: Public domain
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