The Collaborative International Dictionary of English v.0.48:

Collectanea \Col`lec*ta"ne*a\, n. pl. [Neut. pl. from L.
   collectaneus collected, fr. colligere. See Collect, v. t.]
   Passages selected from various authors, usually for purposes
   of instruction; miscellany; anthology.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

54 Moby Thesaurus words for "collectanea":
   Festschrift, album, ana, analects, anthology, aquarium, assortment,
   beauties, body, canon, chrestomathy, clippings, collected works,
   collection, compilation, complete works, conglomerate,
   conglomeration, corpus, cuttings, data, delectus, excerpta,
   excerpts, extracts, florilegium, flowers, fragments, fund, garden,
   garland, gleanings, hodgepodge, holdings, library, medley,
   menagerie, miscellanea, miscellany, mixture, museum, oddments,
   odds and ends, omnibus, omnium-gatherum, photograph album,
   quotation book, raw data, scrapbook, sundries, symposium, treasure,
   variety, zoo