BioStor
 | An Analysis of the Flora of Southern Africa: Its Characteristics, Relationships, and Orgins Peter Goldblati (1978) Annals of the Missouri Botanical Garden 65: 369-436 |
 | Analysis of the Flora of Mediterranean and Saharan Africa P Quezel (1978) Annals of the Missouri Botanical Garden 65: 479-534 |
 | Why do Some Compositae Have an Inconsistently Deciduous Pappus? A Shmida (1985) Annals of the Missouri Botanical Garden 72: 184-186 |
 | New taxa and names in North American Ancistrocarphus, Diaperia, and Logfia (Asteraceae: Gnaphalieae: Filagininae) and related taxa J D Morefield (2004) Novon 14: 463-475 |