Stenocactus sulphureus
| Stenocactus sulphureus | ||||||||||||
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| Stenocactus sulphureus | ||||||||||||
| ( A.Dietr. ) Bravo |
Stenocactus sulphureus is a species of plant in the genus Stenocactus in the cactus family(Cactaceae).
description
Stenocactus sulphureus grows individually with almost spherical light green shoots and reaches a diameter of 7 to 10 centimeters. The 26 to 40 thin ribs are wavy. The single, protruding central spine is up to 5 centimeters long. The seven to eight awl radial spines are up to 2.5 millimeters long and turn grayish white.
The funnel-shaped, sulfur-yellow flowers have a pronounced flower tube. They are up to 2.5 centimeters long and 3.8 centimeters in diameter. The fruits have not yet been described.
Distribution, systematics and endangerment
Stenocactus sulphureus is common in the Mexican state of Hidalgo . It was first described as Echinocactus sulphureus in 1845 by Albert Gottfried Dietrich . Helia Bravo Hollis placed it in the genus Stenocactus in 1982 .
In the Red List of Threatened Species of the IUCN , the species is called " Data Deficient (DD) ", i. H. with insufficient data.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 598 .
Individual evidence
- ^ Albert Dietrich: Two new blooming cacti . In: General garden newspaper . Volume 13, Number 22, 1845, p. 170, (online) .
- ↑ Cactaceas y Suculentas Mexicanas . Volume 27, Number 1, 1982, pp. 16-17.
- ↑ Stenocactus sulphureus in the IUCN Red List of Threatened Species 2013.2. Posted by: Guadalupe Martínez, J., Sánchez, E., Bárcenas Luna, R. & Gómez-Hinostrosa, C., 2009. Accessed December 30, 2013.
