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Thelocactus unguispinus (Engelm.) W.T.Marshall
Cact. Succ. J. Gr. Brit. 9: 28. 1947
Family: CACTACEAE

Accepted Scientific Name: Echinomastus unguispinus (Engelm.) Britton & Rose
Cactaceae (Britton & Rose) 3: 150, fig. 155. 1922 Britton & Rose

Thelocactus unguispinus (Echinomastus unguispinus) Photo by: Prof. Ilham Alakbarov

Synonyms:

See all synonyms of Echinomastus unguispinus
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Accepted name in llifle Database:
Echinomastus unguispinus (Engelm.) Britton & Rose
Cactaceae (Britton & Rose) 3: 150, fig. 155. 1922
Synonymy: 18
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Subspecies, varieties, forms and cultivars of plants belonging to the Echinomastus unguispinus group

  • Echinomastus mapimiensis Backeb.: Its habit is very similar to that of E. unguispinus v. durangensis, with longer and thicker central spines.
  • Echinomastus unguispinus (Engelm.) Britton & Rose: has whitish to dark, lower central spine pointing outward and downward, 15–35 mm long. Distribution: Chihuahua, Coahuila, Durango, Zacatecas, and San Luis Potosi.
  • Echinomastus unguispinus subs. durangensis (C.Runge) U.Guzmán: is a little smoller, with more slender, much finer and lighter-colored spines, none of them strongly recurved. Distribution: Zacatecas and Durango, Mexico.
  • Echinomastus unguispinus subs. laui (G.Frank & Zecher) Glass: has stronger and longer central spines and occupies the southernmost regione of the distribution range of the species. Distribution: Salinas, San Luis Potosi.

10224 valentino Valentino Vallicelli
Thelocactus unguispinus (Echinomastus unguispinus) Photo by: Valentino Vallicelli
18601 Ilham Prof. Ilham Alakbarov
Thelocactus unguispinus (Echinomastus unguispinus) Photo by: Prof. Ilham Alakbarov

25839 Ilham Prof. Ilham Alakbarov
Thelocactus unguispinus (Echinomastus unguispinus) Photo by: Prof. Ilham Alakbarov
18434 valentino Valentino Vallicelli
Echinomastus unguispinus SB1727 (Collector: Steven Brack) Rio Nazas, Durango, Mexico (Echinomastus unguispinus) Photo by: Valentino Vallicelli

10225 valentino Valentino Vallicelli
Thelocactus unguispinus (Echinomastus unguispinus) Photo by: Valentino Vallicelli
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