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Torreycactus conothelos subs. aurantiacus (Glass & R.A.Foster) Doweld
Sukkulenty 3(1-2): 36. 2000
Family: CACTACEAE

Accepted Scientific Name: Thelocactus conothelos subs. aurantiacus (Glass & R.A.Foster) Glass
Guía Identif. Cact. Amenazadas México 1: Th/con ssp. aurantiacus (1998 publ. 1997), as 'conothele' Glass

Torreycactus conothelos subs. aurantiacus (Thelocactus conothelos subs. aurantiacus) Photo by: Valentino Vallicelli
The subspecies aurantiacus, is easily recognized for its longer, glassy central spines, less densely covering the plant, and bright most unexpected and unusual yellow to orange flowers and more the colour of Parodia aureispina than any Thelocactus!

Synonyms:

See all synonyms of Thelocactus conothelos
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Accepted name in llifle Database:
Thelocactus conothelos (Regel & E. Klein bis) F.M.Knuth
Kaktus-ABC [Backeb. & Knuth] 358. 1936 [12 Feb 1936]
Synonymy: 15 Accepted name in llifle Database:
Thelocactus conothelos f. albiflora hort.

Accepted name in llifle Database:
Thelocactus conothelos subs. argenteus (Glass & R.A.Foster) Glass
Guía Identif. Cact. Amenazadas México 1: Th/con ssp. argenteus (1998 publ. 1997), as 'conothele'
Synonymy: 4 Accepted name in llifle Database:
Thelocactus conothelos subs. aurantiacus (Glass & R.A.Foster) Glass
Guía Identif. Cact. Amenazadas México 1: Th/con ssp. aurantiacus (1998 publ. 1997), as 'conothele'
Synonymy: 4 Accepted name in llifle Database:
Thelocactus conothelos subs. flavus (Mosco & Zanov.) Mosco & Zanov.
Bradleya 18: 63 (2000)
Synonymy: 4
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Subspecies, varieties, forms and cultivars of plants belonging to the Thelocactus conothelos group

  • Thelocactus conothelos (Regel & E. Klein bis) F.M.Knuth: (ssp. conothelos) is usually solitary and globose, with tubercles not obscured by spines, and has 1-4 central spines, 10—16 radials, and magenta to white flowers. Distribution: Tamaulipas, San Luis Potosi, and Nuevo Leon.
  • Thelocactus conothelos f. albiflora hort.: has white flowers. Distribution: near Matehuala, San Luis Potosi, Mexico.
  • Thelocactus conothelos subs. argenteus (Glass & R.A.Foster) Glass: is solitary and globose to cylindrical, with tubercles mostly obscured by spines, and has creamy white central spines, about 20 glassy and silvery grayish white, and pinkish purple flowers. Distibution: near La Ascension, Nuevo Leon, at 2100 m.
  • Thelocactus conothelos subs. aurantiacus (Glass & R.A.Foster) Glass: is solitary, globose to somewhat cylindrical, with tubercles mostly obscured by spines with bright yellow to orange-yellow flowers. Distribution: Aramberri, Nuevo Leon, at 1000-1200 m.
  • Thelocactus conothelos subs. flavus (Mosco & Zanov.) Mosco & Zanov.: has strongly tubercled stems with long spines and yellow flowers. Distribution: San Luis Potosí, between Huizache and La Hincada.
  • Thelocactus garciae Glass & Mend.-Garc.: has flattened globose stems divided into tubercles, the areoles bear one or two glands. Distribution: vicinity of Bustamante.
  • Thelocactus longispinus: not dissimilar to Thelocactus conothelos subs. flavus but with longer spines.
  • Thelocactus panarottoanus Halda: same as Thelocactus conothelos subs. flavus.
  • Thelocactus saussieri (F.A.C.Weber) A.Berger: usually has a darker flower color, less and shorter spines and grows flatter (= less cylindrical) than the type species. Distribution: Nuevo León and Tamaulipas, Mexico.

6322 valentino Valentino Vallicelli
Torreycactus conothelos subs. aurantiacus (Thelocactus conothelos subs. aurantiacus) Photo by: Valentino Vallicelli
6323 valentino Valentino Vallicelli
Torreycactus conothelos subs. aurantiacus (Thelocactus conothelos subs. aurantiacus) Photo by: Valentino Vallicelli


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