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Echinofossulucactus guerraianus
(Syn: Stenocactus crispatus)
CACTUSPEDIA       

 


This
is one of the species with the prettiest spination: Spine are flattened, ferocious-looking with one very long milk-white central spine directed upwards.

 

Description: E. guerraianus is a solitary plant.
Stem: Globular, to 20 cm broad, dark-green with woolly apex.
Ribs: to 35;
Areoles:
To 4 cm apart;
Radial spines: Usually 8, white to yellowish, basally brown; Upper spines 3, to 1.8 cm long, flattened; Edge spines: 2 lateral roundish to 2.8 cm long, 2 (-4) lower thin  to 1 cm long;
Central spine: 1, milky white approximately, 4 cm long;
Flowers: 3 cm long, clear pink to violet with white edge.

Cultivation: Easy to to care and flower. It needs regular cacti soil with good drainage. Propagation: Seeds (usually) Exposure: It likes strong sunshine but is tolerant and do well with  light shade during the hot Summer months, allow to dry between watering. It should not be watered at all in winter.  Frost Tolerance: does not tolerate intense or prolonged cold (hardy to  -5C if kept dry)

 

Photo of conspecific taxa, varieties, forms and cultivars of plants belonging to the echinofossulocactus crispatus complex (This Taxon has lots of synonyms (like most Echinofossulocactus) whit several controversial varieties and subspecies):

Family: Cactaceae (Cactus Family)

Echinofossulocactus guerraianus Backeberg, Published in: Das Cacteenlexikon, VEB Gustav Fischer Verlag, Jena, p. 131 - 1970

Scientific name:
Stenocactus crispatus
(A. P. de Candolle) A. Berger ex A. W. Hill 1933, (Mexico)

Origin: Mexico (Hidalgo)

Identifying the species of an Echinofossulocactus is as difficult as identifying the genus is easy. For the most part, they tend to look alike, and there are far more names than there are species.
 

 

Synonyms: (of E. crispatus)
  •  Echinofossulocactus crispatus (A. P. de Candolle) Lawrence 1841
    = Ferocactus crispatus (A. P. de Candolle) N. P. Taylor 1980
    = Echinocactus crispatus A. P. de Candolle 1828
  •  Echinofossulocactus dichroacanthus (Martius ex Pfeiffer) Britton et Rose 1922
    = Echinocactus dichroacanthus Martius ex Pfeiffer 1837
    = Stenocactus dichroacanthus (Martius ex Pfeiffer) A. Berger ex Backeberg 1935
  • Echinofossulocactus lancifer (A. Dietrich) Britton et Rose 1922
    = Echinocactus lancifer A. Dietrich 1839
    = Stenocactus lancifer (A. Dietrich) A. Berger ex Backeberg et F. M. Knuth 1929
  • Echinofossulocactus arrigens (Link ex A. Dietrich) Britton et Rose 1922
    = Echinocactus arrigens Link ex A. Dietrich 1840
    = Stenocactus arrigens (Link ex A. Dietrich) A. Berger 1929
  • Echinofossulocactus lamelosus (A. Dietrich) Britton et Rose 1922
    = Echinocactus lamelosus A. Dietrich 1847

    = Stenocactus lamelosus (A. Dietrich) A. Berger 1929
  • Echinocactus flexispinus Salm-Dyck 1849
    = Echinofossulocactus flexispinus (Salm-Dyck) Bravo 1969
  • Echinocactus violaciflorus Quehl 1912
    = Echinofossulocactus violaciflorus (Quehl) Britton et Rose 1922
    = Brittonrosea violaciflora
    = Echinocactus violaciflorus
    = Stenocactus dichroacanthus var. violaciflorus
    = Stenocactus violaciflorus,
  • Echinofossulocactus confusus Britton et Rose 1922
    = Stenocactus confusus
    = Brittonrosea confusa
  • Echinofossulocactus guerraianus Backeberg 1942
  • Echinofossulocactus kelleranus (kellerianus) Krainz 1946
  • Echinofossulocactus multiareolatus Bravo 1960


Flowers are usually pale pink or violet



 

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This old page has been moved! Click the link next on the right to enter the new Enciclopedia of Cacti. We hope you find this new site informative and useful.

The Encyclopedia of Cacti