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Thelocactus rinconensis var. freudenbergeri R.Haas
Kakteen Sukk. 43(5): 97 (96; photogrs. 1-4). (1992)
Family: CACTACEAE

= Thelocactus rinconensis subs. freudenbergeri (R.Haas) Mosco & Zanov.
Cactaceae Consensus Init. 7: 18. 1999

Accepted Scientific Name: Thelocactus rinconensis (Poselg.) Britton & Rose
Cactaceae (Britton & Rose) 4: 7. 1923 [24 Dec 1923] Britton & Rose

Thelocactus rinconensis var. freudenbergeri (Thelocactus rinconensis subs. freudenbergeri) Photo by: Andrea B.
(Grutas de Garcia, Nuevo Leon) A remarkable subspecies that differs from the type for the presence of acicular radial spines and the beautiful magenta flowers.

Synonyms:

See all synonyms of Thelocactus rinconensis
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Accepted name in llifle Database:
Thelocactus rinconensis (Poselg.) Britton & Rose
Cactaceae (Britton & Rose) 4: 7. 1923 [24 Dec 1923]
Synonymy: 18 Accepted name in llifle Database:
Thelocactus rinconensis subs. hintonii Lüthy
Kakteen Sukk. 48(2): 39, fig. 1997

Accepted name in llifle Database:
Thelocactus rinconensis subs. icamolensis Halda & Kupčák
Acta Mus. Richnov., Sect. Nat. 7(2): 75. 2000

Accepted name in llifle Database:
Thelocactus rinconensis subs. multicephalus (Halda & Panar.) Lüthy
Kakteen Sukk. 50(4): 80. 1999
Synonymy: 2
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Subspecies, varieties, forms and cultivars of plants belonging to the Thelocactus rinconensis group

  • Thelocactus rinconensis (Poselg.) Britton & Rose: has a squat and highly ribbed, glaucous-grey, stem, sometimes tinged with purple. it is extremely variable in its spines. Distribution: Coahuila and Nuevo Leon.
  • Thelocactus rinconensis subs. freudenbergeri (R.Haas) Mosco & Zanov.: This subspecies differs from the type for the presence of acicular radial spines and the beautiful magenta flowers. Distribution: Nuevo León, near Grutas de Garcia.
  • Thelocactus rinconensis var. lophothele hort.: vigorous plant solitary or sprouting at the base with ribs thickened at intervals into tubercles. Radial spines finer, central spines clearly different long. Distribution:Saltillo, Coahuila.
  • Thelocactus rinconensis subs. nidulans (Quehl) Glass: has long spines so grouped and arranged that they look like a bird s nest. Distribution: Coahuila, particularly around Saltillo and Parras.
  • Thelocactus rinconensis subs. palomaensis Pavlíček & Zatloukal: stem up to 250 Ø silvery green. Ribs 13 , deeply divided into tubercle with blunt keel. Central spines 2-4, brownish up to 80 mm long, radials 4-11 yellowish and glassy. Distribution: Northern border of the Sierra Paila, Coahuila
  • Thelocactus rinconensis subs. phymatothelos (Poselg.) Glass: stem is always strongly depressed and glaucous, the spines are shorter and slightly curved, and the flowers are more or less clear pink. Distribution: Arteaga and Saltillo, Coahuila.

2454 cactus-art Cactus Art
Thelocactus rinconensis var. freudenbergeri (Thelocactus rinconensis subs. freudenbergeri) Photo by: Cactus Art
26113 Ilham Prof. Ilham Alakbarov
Thelocactus rinconensis var. freudenbergeri (Thelocactus rinconensis subs. freudenbergeri) Photo by: Prof. Ilham Alakbarov


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