External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:186552-2
- Species Name
- Pediocactus simpsonii (Engelm.) Britton & Rose, Ill. Fl. N. U.S. (Britton & Brown), ed. 2. ed. 2, 2: 570, fig. 2983 (1913).
- Publication
- Torreya; a Monthly Journal of Botanical Notes and News
- Collation
- 18: 180
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Echinocactus simpsoni var. minor Engelm.
- Same citation as
- Pediocactus simpsonii var. minor (Engelm.) Cockerell