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 missouriensis (R. Sweet) D. R. Hunt (1978) |
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Habitat |
USA
Idaho,
North Dakota, Montana, Arizona,
Kansas, New Mexiko, Texas
Mexico
Coahuila,
Nuevo León
in grass land and in pine-juniper forests
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Description |
named afer origin
to 6 cm (2.3 in) high, 8 cm (3.1 in) Ø
tubercles 1–1.5 cm (0.4–0.6 in) long,
± spirally arranged; areoles wooly
spines gray, tips brown
usually 14 radial spines; 0–1 central spine
flowers especially beautiful, about 2.5 cm (1 in)
Ø, greenish-yellow
fruits globular, light-red; seeds black
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Comment |
Escobaria missouriensis is with rain protection to about - 20°C (-4°F) winter-hard |
| Synonyms |
Mammillaria missouriensis R. Sweet (1826)
Coryphantha missouriensis (R. Sweet) Britton & Rose (1913)
Neobesseya missouriensis (R. Sweet) Britton & Rose (1923) |
| CITES |
Appendix II |
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