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 |
 | Notes on the genus Holmskioldia H N Moldenke (1981) Phytologia 48: 313-356 |
 | Synopsis of the Genera and Suprageneric Taxa of Euphorbiaceae Grady L Webster (1994) Annals of the Missouri Botanical Garden 81: 33-144 |
 | Laticifers in Crotonoideae (Euphorbiaceae): Homology and Evolution Paula Rudall (1994) Annals of the Missouri Botanical Garden 81: 270-282 |
 | Phytochemistry and Systematics of the Euphorbiaceae David S Seigler (1994) Annals of the Missouri Botanical Garden 81: 380-401 |