Keywords: EB1911 Algae - Fig. 2.-Chlorophyceae.png en Algae - Fig 2 -Chlorophyceae from Encyclopædia Britannica 1911 1911-01-01 Encyclopædia Britannica 1911 Anonymous; Hugh Chisholm editor other versions PD-old-70-1923 1911 Encyclopædia Britannica Chlorophyta diagrams |