BioStor
 | XLI.—A Catalogue of Sicilian Plants; with some remarks on the Geography, Geology, and Vegetation of Sicily John Hogg (1842) Annals And Magazine of Natural History 10: 287-335 |
 | The magic, psychic, ancient Egyptian, Greek, and Roman medical collections of the Division of Medicine in the United States National Museum Charles Whitebread (1924) Proceedings of The United States National Museum 65: 1-44 |
 | Filogenia e Classificação de Iridaceae Peter Goldblatt (1990) Annals of the Missouri Botanical Garden 77: 607-627 |
 | Cytological Variability in the African Genus Lapeirousia (Iridaceae- Ixioideae) Peter Goldblatt (1990) Annals of the Missouri Botanical Garden 77: 375-382 |