Escobaria Britton & Rose (1923)

(Cochiseia, Escobesseya, Escocoryphantha, Fobea, Neobesseya)
named after the brothers Rómulo and Numa Escobar from Mexico City and Juárez, to honor their work,
tubercle cactus, globular to cylindrical, small, with a furrow on the tubercles, clumping
radial spines mostly bristly, white, yellow or with a dark tip
central spine absent or only somewhat stronger and darker
flowers small at the apex, white, yellow, pink or purple
fruits red; seeds black

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Distribution

USA
northern to central Mexico
warm arid areas

Growth period

full sun exposure and a warm location, the hottest and sunniest spot is the best, only then will they blooming
somewhat sensitive to too moisture, but constant slightly moisture, a watering rest in high summer is recommendable
keep the root neck dry
generate humidity by spraying in the evening hours

Winter period

dry and bright at a minimum of 39–50°F (4–10°C)

Soil-mixture

very permeable to water, minerally, gritty and gravelly
   
Escobaria vivipara var. bisbeeana (Orcutt) D. R. Hunt (1978)
 
Habitat - Rincon Mountains,
Pima County, Arizona, USA
       
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Habitat - Pima County,
Arizona, USA
       
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Habitat

USA
Arizona - Cochise, Gila, Graham, Maricopa, Pima, Pinal und Santa Cruz Counties

New Mexico - Hidalgo County
in ca. 3600–5200 ft (1100–1600 m) altitude

Description

named after the origin
globular to short cylindrical, usually simple,
seldom clumping
1 central spine, brownish to blackish, with black tip,
dense adjacent, straight to the apex

Synonyms Coryphantha bisbeeana Orcutt (1926)
Escobaria bisbeeana
(Orcutt) Borg (1937)
Mammillaria bisbeeana (Orcutt) Backeberg (1961) (nom. inval.)
Coryphantha vivipara var. bisbeeana (Orcutt) L. D. Benson (1969)
Escobaria vivipara (Nuttall) Buxbaum (1951)
CITES Appendix II
 
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.
Pictures 7 and 9 with courtesy by © John Durham, Tucson, Arizona made available.

 

 

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