Escobaria Britton & Rose (1923)
named after the brothers Rómulo and Numa Escobar from Mexico City and Juárez,
to honor of 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 crown, 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 and warm location, the hottest and sunniest spot is the best, only then they blooming
somewhat sensitive against moisture but constant slightly moisture, with a watering rest in high summer is necessary
keep the root neck dry
by spraying to cater for air moisture |
Winter period |
dry and bright at minimum 4–10°C (39–50°F) |
Substrat |
very porous to water, minerally, gritty with addition of somewhat loam |
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| Escobaria vivipara var. bisbeeana (Orcutt) D. R. Hunt (1978) |
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Field number |
DJF284 - collected by David. J. Ferguson |
Habitat |
USA
Arizona - Bisbee
Habitat pictures
Arizona - Pima County, Santa Catalina Mountains, Redington Pass
in about 1200–1310 m (3937–4298 ft) altitude
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Description |
named after origin
globular to short cylindrical, usually simple,
seldom clumping
1 central spine, brownish to blackish, with black tip,
dense adjacent, straight to the crown
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| 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 |
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