Cereus alamosensis J.M. Coulter

Publication Contributions from the United States National Herbarium 3: 406 (1896).

Synonyme de

Stenocereus alamosensis (J.M. Coulter) A.C. Gibson & K.E. Horak

Commentaires

Publication:
"PRELIMINARY REVISION OF THE NORTH AMERICAN SPECIES OF ECHINOCACTUS, CEREUS, AND OPUNTIA.
…
64. Cereus alamosensis, sp.nov.
Cylindrical, height and habit not known, with sharp irregular ribs and a solid woody axis; areolae prominent, about 2 cm. apart, hemispherical and densely covered with short reddish-brown wool (like pile on velvet), from which arise the ashy spines: radials 15 to 18, slender but rigid, rather unequal, radiantly spreading, straight or curved, 10 to 20 mm. long; centrals usually 4, much stouter and longer, the 3 upper erect or divergent, the lowest (usually largest and often somewhat flattened) porrect to deflexed, all more or less angular, sometimes teretish, 2.5 to 3.5 cm. long: flowers red, funnelform, about 4 cm. long: fruit unknown.-Type, Palmer 335 in Nat. Herb.
Near Alamos, Sonora.
Specimens examined: SONORA (Palmer 335 of 1890)."

Etymologie

Cereus: du latin cereus, cierge, en référence au port colonnaire de ces cactus.
alamosensis: de la localité d'origine, Alamos, dans l'état mexicain de Sonora.

Auteur

philippe (contacter)
Fiche créée le 26/11/2004, mise à jour le 13/12/2004.