Astrophytum Lemaire (1839)

(greek astron = star, phyton = plant)
Starfish plant, because of the shape of the plant body
flat, spherical or columnar, with tiny, differently arranged,
white flakes for receiving and keeping of humidity

ribs 4–9, strong spines in A. ornatum, bristles at the capricorne-group,
otherwise spineless, yellow or yellow flowers with red throat; hat-shaped seeds, light or dark brown

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Distribution

USA - Texas
Mexico - Tamaulipas, Nuevo León, Coahuila, Hidalgo, Querétaro
very warm regions

Growth period

very warm location, white and thick with thorns species appearing very bright and full sun
the little green light appears, half shade
little watering, since this species is very sensitive to moisture, the substrate should
can dry out in between and over again

Winter period

bright and dry at 6–10°C (43 to 50°F)

Substrat

mineral with higher content of clay, crushed pumice, crushed lava and perlite
   
Astrophytum myriostigma var. nudum (R. Meyer) Y. Ito (1952)
 
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Habitat

Mexico
Nuevo León - at Matehuala
some 100 m (328 ft) higher than the thick white flocked Plants

Description

without any flakes
5 shape ribs
areoles densely, sometimes with tiny bristles

Comment

at low temperatures and high humidity,
formed this varity, red stains on the epidermis

Synonyms

Echinocactus myriostigma var. nudus R. Meyer (1912)
Astrophytum myriostigma subvar. nudum (R. Meyer) Backeberg (1961)
Astrophytum myriostigma fa. nudum (R. Meyer) Krainz (1967)
Astrophytum myriostigma Lemaire (1839)
CITES Appendix II
 
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.

 

 

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