Publication Annual Report of the United States National Museum 1908, pl. 6, f. 2. 1909.
Basionyme Cereus queretaroensis F.A.C. Weber
Synonyme de
Stenocereus queretaroensis (F.A.C. Weber) F. Buxbaum
Commentaires
Après avoir classé cette
espèce dans les
Pachycereus en 1909, Britton & Rose se rangent à la position de Safford dans
The Cactaceae 2: 96-97, fig. 142 (1920):
"
15. Lemaireocereus queretaroensis (Weber) Safford, Ann. Rep. Smiths. Inst.
1908:pl. 6, f. 2. 1909.
Cereus queretaroensis Weber in Mathsson, Monatssch. Kakteenk.
1: 27. 1891.
Pachycereus queretaroensis Britton and Rose, Contr. U. S. Nat. Herb.
12: 422. 1909.
Plant 3 to 5 meters high, with a short woody trunk, much branched above; ribs 6 to 8, prominent, obtuse; areoles about 1 cm. apart, large, brown-woolly, very glandular; spines 6 to 10, at first red, becoming grayish in age, acicular, rather unequal, sometimes only 15 mm. long, at other times 5 cm. long; flowers 7 to 8 cm. long; ovary with many woolly areoles subtended by ovate scales 2 mm. long or less;
fruit spiny, edible.
Type locality: Querétaro, Mexico.
Distribution: Central Mexico.
This species was formerly referred by us to the genus
Pachycereus, but it has since been learned that the
fruit is not dry, but juicy and edible, and therefore the plant is more properly a
Lemaireocereus. Its peculiar glandular areoles are like those of
L. thurberi, although otherwise the two species are quite different. This plant is said to be cultivated in Jalisco and Querétaro, Mexico, doubtless for its edible fruits, which are also called pitahaya. We have had the plant in cultivation in Washington since 1907, but it has made little or no growth.
Dr. Rose has collected the species at several localities in central Mexico, including the type locality (No.11133).
Illustrations: Bull. Soc. Acclim. France
52: 18. f. 2, as
Cereus queretaroensis; Ann. Rep. Smiths. Inst.
1908:pl. 6, f. 2.
Figure 142 shows the spine-bearing stem-areoles of an herbarium specimen collected by Dr. Rose near Querétaro, Mexico, in 1906."
Étymologie
Lemaireocereus: en l'honneur du botaniste français
Charles Lemaire (1800-1871), cierge de Lemaire.
queretaroensis: de la localité d'origine, Querétaro au Mexique.
Numéros de collecte
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Auteur
philippe (
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Fiche créée le 05/01/2005.