Hildewintera F. Ritter (1966)

named to honor of Hildegard Winter, the sister of Friedrich Ritter
hanging, to the apex getting smaler, branching at the base
spines very dense, short, golden yellow
flowers ca. 2.6 in (6 cm) long, 2 in (5 cm) Ø, slightly bended, outer perigone long, orange red,
inner perigone above the stames vaulted together, shorter, white
fruits globular, green, opens at the upper part
seeds with fine tubercles, black

Highslide JS


Bolivia - Province Florida, Fauces Yapacani
savannas and clear forrests

Growth period

bright, sunny and airy, in spring somewhat protection against full sun exposure
constant moisture
for the cultivation is a hanging basket recommendable

Winter period

bright, during the day 15–20°C (59–68°F) and during the night 8–12°C (46–53°F)
during the winter should the soil never completely dry out


with a lot of humus and very permeable to water
addition of pumice and quartz gravel is recommended
Hildewintera aureispina (F. Ritter) F. Ritter (1966)
Highslide JS
  Highslide JS   Highslide JS


Deparmento Santa Cruz - Provinz Florida, Fauces Yapacani
hanging from rocks in 4593–4921 ft (1400–1500 m) altitude


Golden spined Hildewintera
hanging, stems to 4.9 ft (1.50 m) long, to 1 in (2.5 cm) Ø, green
ribs 16–17, between the areoles slightly indented
areoles 3–5 mm distant, pale brown felted
spines 4–10 mm long, flexible, golden yellow, covers densely the complete surface

flowers distinguish this species from the genus Cleistocactus, white to pink, open for several days,
also at night opens, outer perigone wide opens, orange red,
10–12 inner perigone have contact to the stamens

Flowering time

May–June (October) in cultivation
5–6 years from seed


Winteria aureispina F. Ritter (1962) (incorrect name)
Winterocereus aureispinus
(F. Ritter) C. Backeberg (1966) (incorrect name)
Borzicactus aureispinus (F. Ritter) G. D. Rowley (1973)
Cleistocactus aureispinus (F. Ritter) D. R. Hunt (1987) (nom. illeg.)
Cleistocactus winteri D. R. Hunt (1988)
CITES Appendix II
Description of "Kakteen von A bis Z" by Walter Haage with courtesy by Kakteen-Haage made available.