External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:296323-2
- Publication
- Memoirs of the Torrey Botanical Club
- Collation
- 16: 73
- Family as entered in IPNI
- Euphorbiaceae
Links
- Same citation as
- Roigia Britton, Mem. Torrey Bot. Club xvi. 73 (1920).