the genus rebutia 1895—1981 - Free

Flowers 40mm. long and 25mm. in diameter, sepals greenish-orange, petals
flame orange, throat white. Stigma very pale green, style white,
filaments white. Flower tube and ovary with very small scales. Very
thin flexuous white hairs up to 8mm. long produced from the axils of
the scales.
Seeds small, dull black, dome shaped.
Type locality Narvaez, Dept. Tarija, Bolivia. Map 4, No. 103.
Notes Beautiful pure white spined species with gorgeous clear orange
flowers. Flowers are often produced at odd times during the year
but the main flowering time is at the end of May beginning of June.
Plants labelled as R. nivosa are referable here, there is no distinct
difference and it was found at the same locality.
(see illustration on front cover)
REBUTIA PSEUDODEMINUTA
Rebutia pseudodeminuta Backbg. non Frič (1933) D.K.F. 7
Synonyms Aylostera pseudodeminuta (Backbg.) Backbg.
Classification Section I Aylostera
Body globular up to 10cm. high, 5-6cm. wide, light green in colour,
offsetting grousely at first but later forming large clumps 100mm. or
more in diameter.
Areoles small with sparse light brown wool.
Spines radials ten or more, 3-7mm. long, glossy white. Centrals 2-3,
yellowish-white at first later turning brown-tipped, up to 15mm.
long.
Flowers 30mm. long and 30mm. wide, petals red, buds dark red. Style and
filaments white united with the tube, 5 lobed stigma.
Fruit round, small with many bristles.
Seed very small, matt black.
Habitat Salta, N. Argentina. Map 4, No. 107.
Varieties f. albiseta (Backbg.) Buin. & Donald. Central spines entirely white.
f. grandiflora (Backbg.) Buin. & Donald. Flower 4cm. wide and
40mm. long.
f. schneideriana (Backbg.) Buin. & Donald. Central spines up to
35mm. long, dark tipped.
f. schumanniana (Backbg.) Buin. & Donald. Central spines golden
brown, about 12mm. long.
Notes Another of the ‘original’ Rebutias, quite distinct with its prominent
tubercles and spination.
45