Cephalocereus royenii (L.) Britton & Rose
Little,, E.L., Wadsworth, F.H., Common trees of Puerto Rico and the Virgin Islands
Common Trees Puerto Rico & Virgin Isl.

t. 175
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name recognized (= cited name):
222765 Cephalocereus royenii (L.) Britton & Rose
recognized name (basionym):
171974 Cactus royenii L.
family: Cactaceae
subfamily: Cactoideae
tribe: Pachycereeae
epithet: royenii

Illustration contributed by:
Marine Biological Laboratory (MBL) and Woods Hole Oceanographic Institution (WHOI)
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homotypic synonyms:
Cactus royenii L.; Cereus royenii (L.) Miller; Pilocereus royenii (L.) Rumpler; Pilosocereus royenii (L.) Byles & G.D. Rowley;
no full size  illustration available (3a)