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Cereus are shrubby or treelike, often attaining great heights (C. hexagonus, C. lamprospermus, C. trigonodendron up to 15 metres or 49 feet). Most stems are angled or distinctly ribbed, ribs 3–14 centimetres (1 + 1 ⁄ 4 – 5 + 1 ⁄ 2 inches) long, usually well developed and have large areoles, usually bearing spines.
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The plants that bear such flowers can be tall, columnar, and sometimes extremely large and tree-like, but more frequently are thin-stemmed climbers. While some night-blooming cereus are grown indoors in homes or greenhouses in colder climates, most plants are too large or ungainly for this treatment and are only found outdoors in tropical areas.
It is also known as giant club cactus, hedge cactus, cadushi (in Papiamento and Wayuunaiki [2]), and kayush. Cereus repandus is grown mostly as an ornamental plant, but has some local culinary importance. The Wayuu from the La Guajira Peninsula of Colombia and Venezuela also use the inner cane-like wood of the plant in wattle and daub ...
The genus Cereus was first genus for such cacti and one of the oldest cactus genera. Its circumscription varies depending on the authority. According to Cactiguide, the word cereus was commonly and freely used to describe any tree-like cacti, although this general use of the word is regarded as misleading, and the word ceroid or ceriform is ...
The plant was first described as Cereus greggii in 1848 by George Engelmann. [10] Nathaniel Lord Britton and Joseph Nelson Rose placed the species in the genus Peniocereus in 1909. [ 11 ] Common names include Arizona queen of the night , nightblooming cereus and Reina de la noche .
Stenocereus eruca is considered the "most extreme case of clonal propagation in the cactus family" (Gibson and Nobel, 1986). This means that due to isolation and scarcity of pollinating creatures, the plant is able to clone itself. This is done by pieces detaching from the major shoot as their bases die and rot. [2]
Pilosocereus robinii is a species of cactus known by the common name Key tree-cactus. [2] It is native to the Florida Keys in the United States. [3] It also occurs in Western Cuba and the Northern Bahamas. It has been erroneously reported from Puerto Rico, [4] the Virgin Islands, [4] and Mexico. [2]