Echinocereus rigidissimus (Engelm.) Rose

, Contr. U.S. Natl. Herb. 12: 293 (1909). BHL
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External links to taxonomic opinions:
POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:88002-2
Publication
Contributions from the United States National Herbarium. Smithsonian Institution
Collation
12: 293
Family as entered in IPNI
Cactaceae

Links

Basionym
Cereus pectinatus var. rigidissimus Engelm., Proc. Amer. Acad. Arts 3: 279 (1856).
Same citation as
Echinocereus rigidissimus (Engelm.) Rose
Same citation as
Echinocereus rigidissimus Rose, Contr. U.S. Natl. Herb. xii. 293 (1909).