• publisher: Bruxelles : Imp. F. Havermans, 1896-1907.
  • creator: Cogniaux, Alfred, Gossens, Alphonse.
  • contributor: Gossens, Alphonse.
  • Keyword: Botany Pictorial works.
  • pages: 64 parts :
  • notes: Issued in 64 parts of about 13 plates, each plate in a four-page folder of text. Not issued in any particular order, but intended to be rearranged by genera, as the drawings became available. This work was never completed.
  • download: pdf file