Archive image from page 28 of Dansk botanisk arkiv (1913-1981). Dansk botanisk arkiv danskbotaniskark02dans Year: 1913-1981 F. Borgesen: Phæophyceæ o the Danish W. Indies. O Siboga', I, 1913, p. 130) and to Ectocarpus simpliciusculus of Askenasy (Alg. Gazelle, p. 20, tab. V, fig. 1, 11) which, as pointed out by Mme Weber, most probably belongs to Ectocarpus indicus. Mme Weber does not mention the shape of the chromatophores of Fig. 2. Ectocarpus Duchassaingianus Grun. a, basal, creeping filament, b, filament with a long, cylindrical plurilocular sporangium and unilocular sporangia, c, plu


Archive image from page 28 of Dansk botanisk arkiv (1913-1981). Dansk botanisk arkiv danskbotaniskark02dans Year: 1913-1981 F. Borgesen: Phæophyceæ o the Danish W. Indies. O Siboga', I, 1913, p. 130) and to Ectocarpus simpliciusculus of Askenasy (Alg. Gazelle, p. 20, tab. V, fig. 1, 11) which, as pointed out by Mme Weber, most probably belongs to Ectocarpus indicus. Mme Weber does not mention the shape of the chromatophores of Fig. 2. Ectocarpus Duchassaingianus Grun. a, basal, creeping filament, b, filament with a long, cylindrical plurilocular sporangium and unilocular sporangia, c, plurilocular sporangia placed upon the main filament, d, plurilocular sporangia upon a branchlet. e, a terminal, plurilocular sporangium, f, an unilocular sporangium, g, cell with chromato- phores. {a, about 50 : 1; b~e, about 90 :1; f, about 140 :1; g, about 225 : 1). Ect. indicus; if these agree with those of Ect. Duchassaingianus I think the latter is merely a form of the former.


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