Sacasil, Zocoxochitl
Scientific Name: Echinocereus poselgeri Lem.
Synonym: Cereus poselgeri, Cereus tuberosus, Echinocereus poselgeri ssp. kroenleinii , Echinocereus tamaulipensis ssp. dehardii , Echinocereus tamaulipensis, Echinocereus tamaulipensis ssp. waldeisii , Echinocereus tamaulipensis ssp. deherdtii , Echinocereus tuberosus, Echinocereus waldeisii, Wilcoxia kroenleinii, Wilcoxia poselgeri, Wilcoxia tamaulipensis, Wilcoxia tuberosa
Family: Cactaceae
Echinocereus poselgeri at the Huntingtons (HBG60560)
USDA: 9-11
Sun Exposure: Filtered light
Origin: Mexico (Coahuila, Nuevo Leon, Tamaulipas), USA (Texas)
Growth Habits: Shrubby, long thin erect stems arising from a tuberous root system (photo 2), dark green stems up to 4 feet long (1.2 m), 0.8 in. in diameter (2 cm); 8 to 10 shallow ribs; close-set areoles 1.5 to 3 mm apart, with greyish white spines; 1 central spine, enlarged at its base, 4mm long; 9-12 straight radials
An antique picture, as Wilcoxia poselgeri, in Britton and Rose's The Cactaceae
Blooming Habits:
The funnelform pale magenta flowers, with reddish throat, come near the tips of older stems. They open around noon and close at night, in early summer, 2.5 inches in diameter (6 cm)
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