Mammillaria karwinskiana karwinskiana (Mammillaria karwinskiana karwinskiana)
Description
Mammillaria karwinskiana is a species of the genus Mammillaria in the cactus family(Cactaceae). The specific epithet honors the Bavarian naturalist and plant collector Baron Wilhelm Friedrich von Karwinski (1799-1855). Mammillaria karwinskiana grows solitary, occasionally dividing dichotomous or basal-sprouting. The blue-green to dark green, spherical to short cylindrically shaped shoots are 7 to 10 inches high and reach just as large a diameter. The solid pyramidal warts contain milk juice The axillae are occupied with bristles. The middle spines are missing completely or there is only one, which is pretty, white or yellowish, provided with a dark tip and has a length of 5.5 centimeters. The 3 to 8 marginal spines are pretty, straight to slightly curved, reddish and become calcareous with time. They are 0.4 to 3 inches long. The funnel-shaped flowers are white with crimson median stripe. They grow up to 2.5 inches long and 1.5 inches in diameter. The bright red fruits contain brown seeds
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum:
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Class: Magnoliopsida
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Order: Caryophyllales
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Family: Cactaceae
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Genus: Mammillaria
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