Hamatocactus uncinatus var. wrightii (Engelm.) Bravo

, Cact. Suc. Mex. 25: 65 (1980).
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External links to taxonomic opinions:
POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:117173-2
Publication
Cactaceas y Suculentas Mexicanas. Azcapotzalco, Mexico City
Collation
25: 65
Family as entered in IPNI
Cactaceae

Links

Nomenclatural link
Echinocactus uncinatus var. wrightii Engelm., Proc. Amer. Acad. Arts 3: 272 (1856).
Same citation as
Hamatocactus uncinatus var. wrightii (Engelm.) Bravo, Cact. Suc. Mex. 25(3): 65 (1980): (1981).