Cereus (Herrmann) Miller (1754)
(Latin "cereus" = waxy, candle)
because of the upright, columnar growth habit of many species
wax torch cactus
arborescent or shrubby, ribs vary in length and number
number of spines also varies
long tubular flowers, slightly scaly, white to reddish
fruits oblong, smooth, yellow-green or red
seeds rather large, black, often shiny |
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Distribution |
south America - Columbia, Venezuela, Tobago, Suriname, Brazil,
Uruguay, Paraguay, Argentina, Bolivia, Peru
steppes and mountains
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Growth period |
warm and full sun
a location outdoor is very favorable
not too little watering and fertilize occasionally with a cactus fertilizer |
Winter period |
light and slightly moist at 6–12°C (42–53°F) |
Soil-mixture |
humos, nutrient-rich and porous |
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| Cereus aethiops H. Haworth (1830) |
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Habitat |
Argentinia
Mendoza to Rio Negro |
Description |
named after the dark coloring (Etiopians)
up to 2 m (6.5 ft) tall, adult plants branched, with blue epidermis
shoots 3–4 cm (1.2–1.6 in)
Ø; ribs 8, bumpy
8–12 radial spines, 0,6–1,1 cm (0.2–0.4 in) long, predominantly black, below white
4 center spines, usually more than 2 cm (0.8 in) long, strong
flowers up to 20 cm (7.8 in) long, white to slightly pink, outside bluish green
fruits brownish
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Synonyms |
Piptanthocereus aethiops (H. Haworth) F. Ritter (1980) (incorrect name)
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CITES |
Appendix II |
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