Remarks | 1 (Mycophyceae, Ghlorophyceae, Phaeophyceae): Sep 1913 (cover; Hedwigia 10 Feb 1914; p. [i-iii], [1]-186, pl. 1-5 with text (uncol. liths. J.F. Obbes) Siboga Expeditie vol. lix; 2 (Rhodophyceae 1, Protoflorideae, Nemalionales, Cryptonemiales): Apr 1921, p. [i-vi], 1-124 [also: 187-310, pl. 6-8 with text (id.). – Siboga Expeditie lix-b.; 3 (Rhodophyceae 2, Ceramiales): Jan 1923, p. [i-iii], 1-82 (also: 311-392), pl. 9-10 (id.). – Siboga Expeditie lix-c; 4 (Rhodophyceae 3, Gigartinales et Rhodymeniales ...): Apr 1928, p. [i-v], 1-141 (also: [393]-533), pl. 11-16 (id.). – Siboga Expeditie lix-d. |