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Neobuxbaumia Backeberg (1938)

(Greek neos = new)
and named after Prof. Dr. Franz Buxbaum (1900–1979)
Austrian botanist, secondary-school teacher and specialist of cacti morphology

columnar cactus, large, quite large in diameter
ribs numerous; spines usually quite short; flowers small, with a broad margin, whiteish or reddish
fruits with scales; seeds black, shiny

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Distribution

Mexico - Guerrero, Hidalgo, Puebla, Oaxaca, Tamaulipas, Veracruz
warm steppes

Growth period

sunny and warm, a location outdoors is possible
not to sparse watering however standing wettness is to avoid
plants get dark spots if it is cold and damp

Winter period

much light and dry at 50–59°F (10 - 15°C), preferably always more than 50°F (10°C)

Substrat

nutritious, without limestone and permeable to water
addition of gravel or crushed bricks
   
Neobuxbaumia polylopha (De Candolle) Backeberg (1941)
 
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Habitat

Mexico
Querétaro, Guanajuato, San Luis Potosí, Hidalgo,
Valle de Zimapan, Meztitlan, Tlacolula

Description

poly ribbed Neobuxbaumia
to 42.6 ft (13 m) high, 11.8 in (30 cm) or more in diameter, light green, later turn gray
ca. 50 ribs, slightly rounded
areoles in 6–8 mm distance, initially with thick white wool
spines light honey yellow, tips brownish, to 2.8 in (7 cm) long at the flowering zone

usually 7–8 radial spines, to 0.8 in (2 cm) long, spreaded, erect at the apex
only 1 central spine
flowers light to dark red, pericarpel with hairy scale axils, ovary naked
fruits spiny

Synonyms

Cereus polylophus De Candolle (1828)
Pilocereus polylophus
(De Candolle) Salm-Dyck (1850)
Cephalocereus polylophus (De Candolle) Britton & Rose (1909)
Carnegiea polylopha (De Candolle) D. R. Hunt (1988)

CITES

Appendix II
 
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.
Pictures 2 and 3 with courtesy by © Andreas Dei made available.

 

 

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