Turbinicarpus valdezianusvar.albiflorus(Pazout ) M.Zachar , R.Staník , A.Lux & I.Dráb
Gymnocactus valdezianusvar.albiflorus , Neolloydia valdezianavar.albiflora , Pelecyphora valdezianavar.albiflora , Pseudosolisia valdezianavar.albiflora
Family : CactaceaeSubfamily : CactoideaeTribe : CacteaeGenus : Turbinicarpus

Photo via hajek-kaktusy.cz
Turbinicarpus valdezianusvar.albiflorusis a gnome cactus with a green , ordinarily solitary base with tomahawk - shape , spirally arranged tubercles covered by short pectinate spines . The stem grows up to 2 inches ( 5 cm ) grandiloquent and 0.8 in ( 2 centimetre ) in diameter , ab initio spherical with a depressed apex , becoming cylindrical with years . Each areole bear about 25 to 30 distinctive white radial spines that spread horizontally , forming pocket-sized umbrellas on the tips of the tubercle . The key spine are absent .
flower are funnel - mold with lance - shaped , blanched to pinkish petals with a pinkish midvein and come out from late wintertime to former bound at the top of the stem . They are up to 1 inch ( 2.5 cm ) long and 1.2 inches ( 3 cm ) in diam . Fruits are spheric to gun barrel - shaped , sorry light-green - brown , and stop tiny dismal dark-brown seeds .
Turbinicarpus valdezianusvar.albiflorusis not accept as a variety and is list as a form ofTurbinicarpus valdezianus . It is native toMexicoand go on northwards of Matehuala in San Luis Potosí .
USDA hardiness zones9b to 11b : from 25 ° F ( −3.9 ° C ) to 50 ° F ( +10 ° C ) .
Turbinicarpusprefer to be in a well - ventilated attitude in full sun to keep up a good body coloring material and spinal ontogenesis . The halcyon rule regardingwateringis " never water when the soil is still damp . " This is the one error that will certainly kill any plant . tearing should commence in the spring , look on the weather conditions . The works should initially be cave in a Christ Within nebuliser to lightly boost them into maturation .
These cacti can hold out eminent summertime temperature and gain from being accompany by undecomposed breathing . Do not be tempted to overcrowd the plant life ; they will be far well-chosen with a small space to allow the air to circulate . Winter temperatures can be down at 44 to 46 ° F ( 7 to 8 ° C ) . Indeed the plants necessitate these low temperature to ensure a sustained dormant period resulting in good ontogeny and flowering the following get season .
larn more atHow to Grow and Care for Turbinicarpus .
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