Mediolobivia Backeberg (1942)

between Lobivia and Rebutia placed "middle" Lobivia
dwarf cactus, globular, usually though cylindrical, branching, stem elongated to a turnip root
ribs strong divided or seperate into short roundish tubercles
spines usually a few, tiny, like bristles
flowers funnel form, in red and yellow tinge, with hairs and bristles on the outside
fruits small with a thin skin; seeds black

Highslide JS
 

Distribution

higher mountains in Bolivia and north Argentina

Growth period

sunny to partly shady, airy and not to high temperatures
a open-air location is without any shelter possible
in spring only somewhat mist and after clear visible buds start watering,
later somewhat more moisture especially at high temperatures

Winter period

light, cold and dry at 43–50°F (6–10°C)

Substrat

with addition of humus, not to nutritious
addition of crushed bricks or gravel
   
Mediolobivia eos (Rausch) Rausch (1972)
 
Highslide JS
  Highslide JS   Highslide JS
         

Habitat

Argentinia
Jujuy - nearby Tafna, Malpaso
in 11810 ft (3600 m) altitude

Description

short cylindrical, to 1 in (2.5 cm) high, 0.8 in (2 cm) Ø, brown green, with a turnip root
12–13 ribs, separate in 4 mm big tubercles
areoles oval, brown felted
8–10 radial spines, to 6 mm long, brown gray, base brown
1 central spine, 5 mm long, stronger, upward directed, brown to black
flowers 1.6 in (4 cm) long, wide opened, striking whiteish pink,,
sepals whiteish with brownish middle stripes, style and stigma light green

Flowering time

May–June in cultivation
November–January in habitat
2–3 years from seed
Synonyms Rebutia eos Rausch (1972)
Lobivia haagei
var. eos (Rausch) Rausch (1987) (nom. inval.)
Rebutia pygmaea (R. E. Fries) Britton & Rose (1922)
CITES Appendix II
 
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.

 

 

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