Espostoa Britton & Rose (1929)
named after Nicolas E. Esposto
Peruvian botanist on the Escuela Nacional de Agricultura in Lima
columnar cactus, dendriform to bushy, somewhat branched like candelabra, usually dense white hairy
hairs silky, like cobwebs around the plants, on the crown not soft and dense
on the sprout end is an cephalium with whiteish, yellowish or brownish hairs
spines short, thin, white, yellowish or red
flowers about 5 cm (2 in) long, whiteish, at nights, appears on the cephalium
fruits berry like, red, sparse hairy; seeds dull black |
 |
| |
|
Distribution |
south America - Ekuador, Peru, Bolivia
steppes and mountains |
Growth period |
many warmness and full sun
only moderate watering, only at warm weather,
moisture at cold weather is dangerous
not watering from above,therewith the hairs stay clean
occasionally spraying with water is to recommend in the evening
to hold the plants clean, is cultivating in a greenhouse recommendable
in midsummer keep the plant dry for a growth rest, main growth period is in spring time and fall |
Winter period |
absolutly dry at 10–14°C (50–57°F), as possible not under 10°C (50°F) |
Substrat |
minerally, nutrient-rich, loose and well-permeable for water
with addition of crushed bricks |
| |
|
| Espostoa nana F. Ritter (1964) |
| |
Habitat |
Peru
Ancash -
neath Caras resp. Huallanca
in the Río Santa valley,
in the Cañon del Pato |
Description |
small Espostoa
to 1.5 m (4.9 ft) tall, to 8 cm (3.1 in) Ø, white covered
areoles pale yellow
about 20 radial spines, to 7.5 cm (2.9 in) long, pale yellow
1 central spine
cephalium white or pale yellow
flowers 5.4 cm (2.1 in) long, white, appear out of the cephalium
seeds shiny
|
Synonyms |
Pseudoespostoa nana (F. Ritter) C. Backeberg (1966)
Espostoa melanostele ssp. nana (F. Ritter) G. Charles (2002)
|
CITES |
Appendix II |
↑
|
 |
|
