Oreocereus tacnaensis
| Oreocereus tacnaensis | ||||||||||||
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| Oreocereus tacnaensis | ||||||||||||
| F. Knight |
Oreocereus tacnaensis is a species of plant in the genus Oreocereus in the cactus family(Cactaceae).
description
Oreocereus tacnaensis grows as a shrub with upright or base-spreading shoots that branch out from the base. The blue to gray-green shoots are up to 3 meters long and 4 to 8 centimeters in diameter. There are 10 to 16 notched ribs . The thorns emerging from the areoles are reddish brown to brownish yellow. The four to eight awl central spines are straight to slightly curved and 3 to 6 inches long. The 12 to 30 needle radial spines are straight and up to 1 centimeter long.
The crooked flowers are brownish red to blood red and 8 to 11 inches long. The spherical fruits are yellowish to brownish yellow and have a diameter of 3 to 4 centimeters. When fully ripe, they tear open from the tip and release the seeds.
Distribution and systematics
Oreocereus tacnaensis is widespread in the Peruvian region of Tacna at altitudes of around 3000 meters. It was first described in 1981 by Friedrich Ritter .
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . With a foreword by Wilhelm Barthlott and an article by Roger Brown on cactus cultivation and care. Translated from English, supplemented and revised by Urs Eggli. Ulmer , Stuttgart 2005, ISBN 3-8001-4573-1 , p. 484 (English: The cactus family . Portland 2004. Translated by Urs Eggli ).
Individual evidence
- ↑ Cacti in South America: Results of my 20 years of field research . Volume 4, 1981, pp. 1363-1365.