Analecta algologica, Observationes de speciebus algarum minus cognitis earumque dispositione / Continuato I-V.

1892-1899 6 parts (complete). 182, 144, 98, [1], 140, 106, 160 p., 3, 2, 1, 1, 2, 3 tinted (often red) lithographed plates, 4to, paperbound. All uncut and unopened, except Continuato IV. Small blank right upper corners missing from first two leafs in the first part. Rare.