Tephrocactus ignotus (Britton & Rose) Backeb.
, Kaktus-ABC [Backeb. & Knuth] 111 (1936).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:250234-2
- Publication
- Kaktus-ABC, en Haandbog for Fagfolk og Amatorer. København
- Collation
- 111
- Date of Publication
- 12 Feb 1936
- Family as entered in IPNI
- Cactaceae
Links
- Nomenclatural link
- Opuntia ignota Britton & Rose, Cactaceae (Britton & Rose) 1: 99, fig. 121 (1919).
- Same citation as
- Tephrocactus ignotus (Britton & Rose) Backeb.
- Same citation as
- Tephrocactus ignotus (Britton & Rose) Backeb., Möller's Deutsche Gärtn.-Zeitung 1934, xlix. 105, in obs., nomen; Backeb. inBackeb. & F. M. Knuth, Kaktus-ABC, 111 (1935).