Author: Braun, A.
Title: Algarum unicellularium genera nova et minus cognita, praemissis observationibus de Algis Unicellularibus in genera.
Description: Lipsiae, W. Engelmann 1855. 4to (28.0 x 21.6 cm). Half-title, title page, [iv], 111 pp.; six lithographed plates. Contemporary pebbled half morocco over marbled boards. Spine with two raised bands, and gilt title. Marbled endpapers. Speckled edges. = A fine monograph on unicellular algae by the German botanist and professor of botany in Berlin, Alexander Braun (1805-1877). Rare. Small private owner's stamp on half-title and title. Foxed throughout. Do not confuse with the Kessinger reprint, which has been dated "1855" by at least one bookseller, but is actually a POD. Stafleu and Cowan, 713.

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