Parodia tenuicylindrica

Parodia tenuicylindrica

Parodia tenuicylindrica is a species of the genus Parodia in the cactus family ( Cactaceae ). The specific epithet is derived from the Latin taratensis words tenuis for 'lean' and cylindricus for cylindrical ' and refers to the slender cylindrical shoots of Art

Description

Parodia tenuicylindrica grows individually. The green to blue- green cylindrical shoots reach stature heights 4-8 cm (rarely to 14 cm) and diameter of 2 to 3 centimeters. The 13 to 21 notched ribs are divided into cusps. The located on the cusp tips areolae are covered with white wool. The straight spines are strong, pungent and acicular. The two to four brownish red central spines have lengths of 0.3 to 0.6 cm (rarely to 1.5 centimeters ) on. The lowest of them is hooked occasionally more or less strong. The ten to 15 pale yellow spines are 0.3 to 0.4 inches long.

The bright lemon yellow flowers reach lengths from 2.5 to 3 inches and diameter of 4 to 5 centimeters. Your Perikarpell and the corolla tube are occupied almost entirely with white wool and bristles yellow. The scars are purple. The yellowish-green fruits contain oblong black seeds, which are tuberculate.

Distribution, systematics and hazard

Parodia tenuicylindrica is common in the Brazilian state of Rio Grande do Sul and Uruguay in the departments Rivera, Artigas, Salto and Tacuarembó.

The first description as Notocactus tenuicylindricus by Friedrich Ritter was published in 1970. David Richard Hunt put the type in 1997 in the genus Parodia. A synonym is nomenklatorisches Notocactus minimus var tenuicylindricus ( F.Ritter ) Havlicek (1989).

In the Red List of Threatened Species IUCN, the type is called " Endangered ( EN ) ', ie performed as endangered.

Evidence

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