System of plant taxonomy
A system of plant taxonomy, the Goldberg system was published in:
- Goldberg (1986). "Classification, Evolution and Phylogeny of the Families of Dicotyledons". Smithsonian Contributions to Botany. 58: 1–314.
- Goldberg (1989). "Classification, Evolution and Phylogeny of the Families of Monocotyledons". Smithsonian Contributions to Botany. 71: 1–73.
Aaron Goldberg treats the Angiosperms, in which he recognizes 334 families and 59 orders of dicotyledons and accept 57 families and 18 orders of monocotyledons: