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Sclerocactus spinosior var. schlesseri (K.D.Heil & S.L.Welsh) R.May
Cact. Succ. J. (Los Angeles) 60(1): 35, 45. 1988 [Feb 1988]
Family: CACTACEAE

= Sclerocactus spinosior subs. schlesseri (K.D.Heil & S.L.Welsh) Hochstätter
Succulenta (Netherlands) 71(6): 259. 1992 [Dec 1992] nom. inval. Basionym reference incomplete

Accepted Scientific Name: Sclerocactus spinosior subs. blainei (S.L.Welsh & K.H.Thorne) Hochstätter
Succulenta (Netherlands) 74(1): 43 (1995)

Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Valentino Vallicelli
SB1540 from Nye County, Nevada, USA. This plant is one of the most beautiful in the genus it has wonderful spines: pubescent in young specimens, papery and somewhat flattened when adult.

Synonyms:

See all synonyms of Sclerocactus spinosior
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Accepted name in llifle Database:
Sclerocactus spinosior (Engelm.) D.Woodruff & L.D.Benson
Cact. Succ. J. (Los Angeles) 48(6): 131. 1976 [May-Jun 1976]
Synonymy: 6 Accepted name in llifle Database:
Sclerocactus spinosior subs. blainei (S.L.Welsh & K.H.Thorne) Hochstätter
Succulenta (Netherlands) 74(1): 43 (1995)
Synonymy: 8
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Common Names include:
ENGLISH: Desert Valley Fishhook Cactus, Great Basin Eagle-claw Cactus, Schlesser's Pincushion

Subspecies, varieties, forms and cultivars of plants belonging to the Sclerocactus spinosior group

  • Sclerocactus nyensis Hochstätter: has reddish spines that may or may not be hooked, central spines more numerous (six to eight), and more or less indehiscent fruit. Flowers rose-coloured in spring. Distribution: Nye and Esmeralda Counties, Nevada, USA.
  • Sclerocactus spinosior (Engelm.) D.Woodruff & L.D.Benson: (subsp. spinosior) has lower central spines that are tan to black, and one upper central and 2 lateral central spines 2-6 cm long. Distribution: southwestern Utah (Beaver, Juab, Millard, Iron and Sevier Counties).
  • Sclerocactus spinosior subs. blainei (S.L.Welsh & K.H.Thorne) Hochstätter: has, flat, white lower central spines. One upper central spine, 2 lateral central spines, and one lower central spine, 3.5-5.5 cm long (usually longer than subsp. spinosior). Distribution: Nevada (Nye County and Lincoln County)and Utah in the Escalante Desert (Iron County).
  • Sclerocactus spinosior subs. schlesseri (K.D.Heil & S.L.Welsh) Hochstätter: is generally included within (as a synonym of) Sclerocactus spinosior subs. blainei, suggesting that there is not really a fundamental difference between the two. Distribution: Nevada, Lincoln County.

11120 valentino Valentino Vallicelli
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Valentino Vallicelli
11121 cactus-art Cactus Art
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Cactus Art

11122 cactus-art Cactus Art
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Cactus Art
11125 cactus-art Cactus Art
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Cactus Art

11124 cactus-art Cactus Art
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Cactus Art
11126 cactus-art Cactus Art
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Cactus Art

18296 valentino Valentino Vallicelli
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Valentino Vallicelli
11129 valentino Valentino Vallicelli
Sclerocactus spinosior var. schlesseri (Sclerocactus spinosior subs. schlesseri) Photo by: Valentino Vallicelli

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