Pilosocereus royenii

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Pilosocereus royenii
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Core eudicots
Order: Caryophyllales
Family: Cactaceae
Genus: Pilosocereus
Species: P. royenii
Binomial name
Pilosocereus royenii
(L.) Byles & G.D.Rowley 1957

Cactus royenii L 1753
Cephalocereus brooksianus Britton & Rose
Cephalocereus millspaughii Britton
Cephalocereus nobilis (Haw.) Britton & Rose
Cephalocereus urbanianus (K.Schum.) Britton & Rose
Cereus nobilis Haw.
Pilocereus urbanianus K.Schum.
Pilosocereus millspaughii (Britton) Byles & G.D.Rowley[1]

Pilosocereus royenii is a species of cactus that is native to the Caribbean and Mexico's Yucatán Peninsula. Common names include Royen's tree cactus,[2] dildo cactus and pipe organ cactus.[1] It is the most common cactus found in the Turks and Caicos Islands. It is composed of multiple long, tubular shaped branches, each ribbed with multiple sections and sharp spines.


  1. ^ a b "Pilosocereus royenii (L.) Byles & G. D. Rowley". Germplasm Resources Information Network. United States Department of Agriculture. 2004-02-24. Retrieved 2009-12-04. 
  2. ^ "Pilosocereus royenii". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 3 October 2015.