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Turbinicarpus valdezianus (form Saltillo)
Description:
This is one the smallest and slowest growing Turbinicarpus.
Young plants are spherical, then
cylindrical with a narrower base,
half of it underground with a big tap root
. The plants are about 3-5 cm high and 1-2 cm in diameter,
usually
solitary or slowly clumping.
Dense,
feathery
white spines,
ca. 25-30,
about 0.5 mm long, spreading flat around the areoles. Apex completely
covered by the plumose spination. Early bloomer (February - March) with
red and white striped flowers.
Cultivation: Needs
a very well
drained soil. Watering should be rather infrequent. The fact that the
plant retracts into the soil between
watering is perfectly natural, and doesn’t cause any damage.
Keep dry in
winter, or when night temperatures remain below 10° C, it is hardy to -4°C
for a short period. Assure good ventilation. Exposures:
Full sun where it obtains a flat natural look, or part sun.
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T. valdezianus Monclova
Delicate pink-white petals with a darker pink middle strip.
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Turbinicarpus
valdezianus Saltillo
Dark
violet petals. |
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T. valdezianus v. albiflorus Matehuala
Pure white petals & stigmas contrasting with the yellow stamens...
....but a few plants occasionally shows nice pink striped flowers. |
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Family:
Cactaceae (Cactus
Family)
Scientific Name:
Turbinicarpus valdezianus
(Möller)
Glass & Foster comb. nov.
Pubblished in: Cactus and
Succulent Journal [U.S.]
49(4): 174. 1977.
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Origin: Mexico (Coahuila, San Luis Potosi,
Nuevo Leon, Zacatecas) |
Conservation status: Listed in
CITES appendix I
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Synonyms:
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Pelecyphora valdeziana
Møller, Deutsche
Gärtner-Zeitung, 45: 179, 1930.(
Basionym)
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Echinocactus valdezianus
Boed., M.d. DKG,
2:147, 1930.
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Thelocactus valdezianus
Bravo, Las
Cactaceas de Mexico, s. 473, 1937.
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Mammillaria valdeziana
Kelsey&Dayton, Stand. Pl.
Names, ed. 2, s. 75, 1942
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Gymnocactus valdezianus
Backbg., Das Kakteenlexikon,
s. 162, 1966.
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Normanbokea valdeziana
(Moeller)
Kladiwa & Buxbaum,in Krainz, Die Kakteen, 1.3.,
С VIII b, 1969.
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Pediocactus valdezianus
(Moeller) Halda
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Pelecyphora plumosa
Boed.&Ritter, M.d. DKG,
2:116, 1930.
- Neolloydia
valdeziana.
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The fact that the plant
retracts into the soil between watering, is perfectly natural and
doesn’t cause any damage.

The instantly recognizable feathery short appressed spines (Neoteny)
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Photo of conspecific taxa, varieties, forms and
cultivars of Turbinicarpus valdezianus:
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