Aylostera Spegazzinii (1923)

overgrown flower tube (a characteristic that separates them from Rebutia)
dwarf cactus, globular, usually somewhat extended (Rebutia are more oblate)
adult plants are strong sprouting and form large cushions
flowers usually in half-body height, not at the base or head
flower tube is externally covered with hair and bristles

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Distribution

north-Argentinia - Tucuman
south-Bolivia - La Paz, Cochabamba, Oruro
in the higher Andean valleys at altitudes of 1000–4500 m (3280–14765 ft)

Growth period

sunny and breezly, avoid excessive heat and blazing sun
temporarily stay in the open air possible
temperature differences between day and night are conducive
sufficient moisture and humidity, especially in heat
pour in the spring after the buds begin to approach

Winter period

very bright and dry at 6–12°C (43 to 53°F)

Substrat

nutritious, average porous cactus soil
   
Aylostera fiebrigii (M. Guercke) C. Backeberg (1936)
 
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Habitat

Bolivia
Tarija - Iscayachi in 3600 m (11811 ft) altitude

Description

named after Dr. Fiebrig
globular, somewhat extended, up to 6 cm (2.4 in) Ø, sparse scion, glossy green
areoles white
30–40 bristles spines, mostly 1 cm (0.4 in) long
2–5 center spines, up to 2 cm ( 0.8 in) long, with light brown tips
flowers 3,5 cm (1.4 in) long, bright yellowish-red, ovary with white bristles

Synonyms

Echinocactus fiebrigii M. Guerke (1905)
Echinorebutia fiebrigii
(M. Guerke) A. V. Frič (1935)
Rebutia fiebrigii
(M. Guerke) Britton & Rose (1916)

CITES

Appendix II
 
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.

 

 

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