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T. horripilus SB168 Metztitlan, Hgo. Mexico
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Description: Slowly
clustering, globular to roughly columnar cacti.
Stem: bluish-green to olive-green up to 4-9 cm cm in diameter,
10-18 cm tall; Apex depressed, very woolly,
Root: Swollen bundled.
Tubercles: ± Conical, compressed at the sides, rhombic at the
base 5-7mm high.
Areoles: Oval, with much white wool, very soon becoming bare.
Spines: Radials: 8-15 9-11 mm long, rigid, radiating, straight or
(rarely) somewhat bent, intertwined in each other white with brown tip.
Centrals: 1-2 rigid, pungent up to 3 cm long, dark brown becoming
greyish white, blackish tip.
Flowers: Diurnal deep purple with whitish throat, up to 4 cm in
diameter.
Blooming time: Spring and summer
Fruits: Greenish-red becoming yellowish-brown 4-6mm long, 3-5mm
wide. |
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Flowers are bright magenta and blooms in spring.
Cultivation: It’s a fairly
easy species to cultivate and relatively fast growing. Need a very well drained soil. Requires strong sun to
part sun to develop good spinal growth and waterings should be rather infrequent to keep the plant
compact and not to become excessively elongated and unnatural in
appearance. keep dry in winter or when night temperatures remain
below 10° C, it is hardy to -4°C for a short period. Assure a good
ventilation. |
Cultivation and
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