Echinomastus Britton & Rose (1922)
(greek echinos = hedgehog; greek mastos = breast)
hedgehog tubercles cactus, because of the spiny tubercles
on the plant body
ovate to cylindric; ribs seperated in tubercles bumps, behind the spines with a furrow-shaped oblong areole
flowers short, stocky, bell shaped
fruit very dry, jointed
seeds with a fine grid and bumps, black |
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Distribution |
USA - in the southwest
Mexiko - in the north
warm arid areas |
Growth period |
full sun to half shade but very warm location,
sensitive to moisture, root neck keep dry
always careful and sparse watering,
plants are also during the summer sensitive against cool moisture |
Winter period |
light and dry at 5–10°C (41–50°F) |
Substrat |
gravelly, pure mineral and very permeable to water
addition of pumice, lava, gravel and expanded shale |
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Echinomastus johnsonii (Parry ex Engelmann) E. M. Baxter (1935)
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Habitat |
USA
Utah, Nevada, Arizona, California |
Description |
named after J. E. Johnson
globular, later cylindric, to 25 cm (9.8 in) high, to 12 cm (4.7 in) Ø
18–20 ribs, seperated in low bumps
spines red to reddish-gray
8–15 radial spines, about 2 cm (0.8 in) long
6–13 central spines, to 4 cm (1.5 in) long
flowers 6.5 cm (2.5 in) Ø, flesh-colored, purple-pink to white
fruits to 1.5 cm (0.6 in) long, split at the side
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Synonyms |
Echinocactus johnsohnii Parry ex Engelmann (1871)
Ferocactus johnsonii (Parry ex Engelmann) Britton & Rose (1922)
Thelocactus johnsonii (Parry ex Engelmann) W. T. Marschall (1942)
Neolloydia johnsonii (Parry ex Engelmann) L. D. Benson (1969)
Sclerocactus johnsonii (Parry ex Engelmann) N. P. Taylor (1987)
Pediocactus johnsonii (Parry ex Engelmann) Halda (1998)
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CITES |
Appendix II |
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| Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available. |
| Pictures with courtesy by Dr. Juergen Menzel, El Cajon / California made available. |
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