BioStor
 | XXVI.—Floræ insularum Novæ Zelandiæ precursor; or a specimen of the botany of the Islands of New Zealand Allan Cunningham (1838) Annals And Magazine of Natural History 2: 205-214 |
 | Skizze der vegetationverhältnisse von Santiago in Chile F Meigen (1893) Botanische Jahrbucher fur Systematik, Pflanzengeschichte und Pflanzengeographie 17: 199-294 |
 | Vascular flora of Buenos Aires National Wildlife Refuge (including Arivaca Cienega), Pima County, Arizona S P Mclaughlin (1992) Phytologia 73: 353-377 |