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Echinocactus anfractuosus Mart. ex Pfeiff.
Enum. Diagn. Cact. 63. 1837
Family: CACTACEAE

Accepted Scientific Name: Stenocactus anfractuosus (Mart. ex Pfeiff.) A.Berger
Kakteen (Berger) 346. 1929 (A.Berger) Unclear name (Stenocactus crispatus ?)

Echinocactus anfractuosus (Stenocactus anfractuosus) Photo by: Cactus Art
Spines are of variable shape and length, occasionally they are very long ( up to 10 cm long )

Synonyms:

Subspecies, varieties, forms and cultivars of plants belonging to the Stenocactus crispatus group-complex

  • Stenocactus anfractuosus (Mart. ex Pfeiff.) A.Berger: ( Stenocactus crispatus ? ) The plant found in cultivation are quite variable, and the dissimilarity among seedlings spination may be considerable.
  • Stenocactus arrigens (Link ex A.Dietr.) A.Berger: The ribs are thin with very undulated or curled ridges. The plant found in cultivation are quite variable (same as Stenocactus crispatus)
  • Stenocactus arrigens f. cristatus hort.: Crested form.
  • Stenocactus confusus (Britton & Rose) F.M.Knuth in Backeb. & F.M.Knuth
  • Stenocactus crispatus (DC.) A.Berger: It is a solitary plant closely covered with long spines and wavy ribs. This is a very variable species that now includes many form (previously considered independent species) with one form intergrading into another, creating a taxonomig nightmare.
  • Stenocactus crispatus f. cristatus hort.: crested form.
  • Stenocactus dichroacanthus (Mart. ex Pfeiff.) A.Berger ex Backeb. & F.M.Knuth
  • Stenocactus fasciculatus hort.: Branched (or solitary) plant, up to 20 cm tall, 10 cm wide with long spines and wavy ribs. Cultivated form.
  • Stenocactus gladiatus (Link & Otto) A.Berger ex Backeb. & F.M.Knuth: This plant is characterized by large, wide and flat sword-shaped central spines.
  • Stenocactus grandicornis (Lem.) A.Berger ex Backeb. & F.M.Knuth: has very long flattened central spines.
  • Stenocactus guerraianus (Backeb.) nov. comb. ined.: Globular, to 20 cm broad, dark-green with woolly apex. Spine are flattened, ferocious-looking with one very long milk-white central spine directed upwards.
  • Stenocactus guerraianus f. cristatus: The crested form deviate considerably from the typical form for having thinner and densely packaged spines, however the overall appearance depend on clones.
  • Stenocactus hastatus (Hopffer ex K.Schum.) A.Berger: Solitary cactus with long rigid and sharp spines. The plants in cultivation are quite variable.
  • Stenocactus kellerianus hort.: The upper spine spines are long flat and straight.
  • Stenocactus lamellosus (A.Dietr.) A.Berger: Solitary plant crowded with long spines and many wavy ribs.
  • Stenocactus longispinus hort.: has very long spines. Cultivated form.
  • Stenocactus violaciflorus (Quehl) A.Berger: Up to 20 cm tall, 10 cm wide with very long spines and wavy ribs. The ribs are thin with very undulated or curled ridges. Flowers pink-violet.
  • Stenocactus wippermannii (Muehlenpf.) A.Berger: Up to 15 cm highly with about 35 ribs, weakly wavy. Radial spines: up to 18-22, sharp, white. Central spines: 3 awl-like, 2-6 cm long, the upper one more or less flat pressed and weakly curved milky-white with almost blackish-brown base
  • Stenocactus xiphacanthus (Miq.) hort., nov. comb. ined.: ( Stenocactus crispatus ? ) "xiphacanthus" is an unclear name applied to variuos Stenocactus in cultivation. This plants are characterized by flattened (Sword-shaped), ferocious-looking spines with one long central spine directed upwards.

1608 cactus-art Cactus Art
Echinocactus anfractuosus (Stenocactus anfractuosus) Photo by: Cactus Art
1609 cactus-art Cactus Art
Echinofossulocactus anfractuosus Z194 Ixmiquilpan, Santa Teresa Devotcha, Hidalgo, Mexico (Stenocactus anfractuosus) Photo by: Cactus Art

1612 cactus-art Cactus Art
Echinocactus anfractuosus (Stenocactus anfractuosus) Photo by: Cactus Art
1610 cactus-art Cactus Art
Echinocactus anfractuosus (Stenocactus anfractuosus) Photo by: Cactus Art

1611 cactus-art Cactus Art
Echinocactus anfractuosus (Stenocactus anfractuosus) Photo by: Cactus Art
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