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Description: E. chacoana is
unusually tall for an Echinopsis, it is a clumping plant with erect or
ascending stems, sometime solitary in cultivation, it is an attractive
plant because of its long spines.
Stems: At first ball-like or oval the as the plant mature
cylyndical, dull grey green, 30-80 cm tall, up to 9 cm in diameter
Ribs: 12-18, low, moderately sinuate.
Areoles: Large rounded, 1,5-2,5 mm apart.
Spines: Yellowish with brownish tips.
Central spines: 0-1 slightly bent upward long and stiff, up to
2,5 cm long. In habitat the one central may reach 4 cm. in length
Radial spines: 7-8, spreading, stright to slightly curved, up to
2 cm long.
Flower: White, up to 15 cm long. Inner perianth segments pure
white, oblong, acute, stigma lobes linear, ± 11, greenish, tube long
woolly.
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Family:
Cactaceae (Cactus
Family)
Scientific Name: Echinopsis chacoana Schütz
In: Kaktusářské listy, 1 : 1, 1949
Conservation status: Listed in
CITES appendix 2.
Common Names
include: Easter Lily Cactus
Origin: Paraguay (Chaco Boreal)
Etymology: For the occourence in the Chaco region of Paraguay.
Synonyms:
- Echinopsis rhodotricha ssp. chacoana
(Schütz) P.J.Braun & E. Esteves Pereira
- Echinopsis rhodotricha var. chacoana
(Schütz) Ritt.
In: Kakteen in Südamerika, 1 : 263, 1979 A
- Echinopsis rhodotricha K. Schuman 1900
- Echinocactus forbesii Lehmann 1843
- Echinopsis forbesii (Lehmann) A. Dietrich 1849
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Cultivation: The Echinopsis chacoana
is a summer grower species that
offers no cultivation difficulties. Water regularly in
summer (but do not overwater ) needs good drainage and very porous soil,
keep rather dry in winter.
Feed with a high potassium
fertilizer in summer.
It is quite frost resistant if kept dry (hardy to -7° C).
Need a bright exposure, full sun
or half shade in summer.
Propagation: Direct sow after last frost, offsets.
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Cultivation
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