Tephrocactus inermis (Speg.) Backeb.

, Cactaceae (Berlin) 1939: 15 (1939).
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External links to taxonomic opinions:
POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:250235-2
Publication
Cactaceae. Jahrbücher der Deutschen Kakteen-Gesellschaft e. V. Berlin
Collation
1939: 15
Family as entered in IPNI
Cactaceae

Links

Nomenclatural link
Tephrocactus glomeratus var. inermis Speg., Revista Argent. Bot. 1: 200, tab (1926).
Same citation as
Tephrocactus inermis (Speg.) Backeb., Cactaceae (Berlin) 1939, Teil 2 (Okt.) 15, in obs.