Kingdom:
Phylum:
Angiosperms
Order:
Caryophyllales
Family:
Genus:
Species:
rigidus
ID:
598273

Status:
valid

Authors:
Lem. ex Salm-Dyck

Source:
Caryophyllales.org

Year:
1834

Citation Micro:
Hort. Dyck.: 34. 1834.

WFO Identifier:
wfo-0000597605



Common Names

  • Cereus rigidus
  • Rigidus Cactus
  • Rigidus Columnar Cactus


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Description

Cereus rigidus (also called Rigid Cereus, among many other common names) is a cactus native to Mexico. It has cylindrical stems with spines and white flowers that bloom in summer. It prefers well-drained soils in full sun and is often found in deserts, grasslands, and open woodlands.

Uses & Benefits

Cereus rigidus is used as an ornamental plant in gardens and is also used to create a hedge or privacy screen. It can also be used to provide shade.

Flower, Seeds and Seedlings

The flower of Cereus rigidus is white, with a diameter of up to 8 cm. The seeds are small, black and round. The seedlings are slender and have a green color.

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Cultivation and Propagation

Cereus rigidus is a cactus species native to South America. It prefers a warm, dry climate and is best grown in full sun. It is best propagated from seed, which should be sown in a well-draining, sandy soil mix. It can also be propagated from offsets, which should be planted in a well-draining soil mix and kept dry until established.

Where to Find Cereus rigidus

Cereus rigidus is native to South America. It can be found in the wild in Argentina, Bolivia, Brazil, Chile, Paraguay, and Uruguay. It is also available from nurseries and online retailers.

Cereus rigidus FAQ

What is the scientific name of Cereus rigidus?

Cereus rigidus

What is the common name of Cereus rigidus?

Old Man Cactus

What is the natural habitat of Cereus rigidus?

Deserts and scrublands of Mexico and the southwestern United States

Species in the Cereus genus

Cereus ackermannii, Cereus acromelas, Cereus aethiops, Cereus albicaulis, Cereus albispinus, Cereus arachnoides, Cereus arcuatus, Cereus auratus, Cereus aureus, Cereus beckmannii, Cereus bicolor, Cereus bonariensis, Cereus brachiatus, Cereus candelabrius, Cereus caudatus, Cereus cirrhiferus, Cereus cochabambensis, Cereus colvillii, Cereus comarapanus, Cereus conformis, Cereus crenoides, Cereus crenulatus, Cereus cubensis, Cereus cumengii, Cereus decagonus, Cereus del-moralii, Cereus donatii, Cereus erectus, Cereus ericomus, Cereus erinaceus, Cereus estevesii, Cereus fernambucensis, Cereus fimbriatus, Cereus forbesii, Cereus formosus, Cereus freiburgensis, Cereus fricii, Cereus fulvispinosus, Cereus funkii, Cereus geminisetus, Cereus gladiger, Cereus gracilis, Cereus greggii, Cereus hankeanus, Cereus hansii, Cereus hertrichianus, Cereus herzogianus, Cereus heteracanthus, Cereus hexagonus, Cereus hildmannianus,

Species in the Cactaceae family

Acanthocalycium glaucum, Acanthocalycium spiniflorum, Acanthocalycium thionanthum, Acanthocalycium leucanthum, Acanthocalycium rhodotrichum, Acanthocalycium klimpelianum, Acanthocereus chiapensis, Acanthocereus tetragonus, Acanthocereus guatemalensis, Acanthocereus maculatus, Acanthocereus canoensis, Acanthocereus castellae, Acanthocereus cuixmalensis, Acanthocereus fosterianus, Acanthocereus haackeanus, Acanthocereus hesperius, Acanthocereus hirschtianus, Acanthocereus macdougallii, Acanthocereus oaxacensis, Acanthocereus paradoxus, Acanthocereus rosei, Acanthocereus tepalcatepecanus, Acanthocereus atropurpureus, Acharagma aguirreanum, Acharagma roseanum, Airampoa albisaetacens, Airampoa armata, Airampoa ayrampo, Airampoa boliviensis, Airampoa cedergreniana, Airampoa chilensis, Airampoa corrugata, Airampoa erectoclada, Airampoa ianthinantha, Airampoa microdisca, Airampoa minuscula, Airampoa orurensis, Airampoa panellana, Airampoa picardoi, Airampoa silvestris, Airampoa tilcarensis, Aporepiphyllum freiburgensis, Aporocactus flagelliformis, Aporocactus martianus, Aporocactus moennighoffii, Aporocactus knebelii, Aporoheliocereus smithianus, Ariocarpus agavoides, Ariocarpus bravoanus, Ariocarpus drabi,

References

Charles Antoine Lemaire (1800-1871): Based on occurrence of standard abbreviation 'Lem.' in the authors string.
Joseph zu Salm-Reifferscheidt-Dyck (1773-1861): Based on occurrence of standard abbreviation 'Salm-Dyck' in the authors string.