Coryphantha unicornis
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Coryphantha unicornis is a species of plant in the genus Coryphantha from the cactus family(Cactaceae). The specific epithet unicornis is derived from the Latin words uni for 'a' and -cornis for 'horned' and refers to the individual central spine of the species.
description
Coryphantha unicornis usually grows individually, but sometimes also forms groups and forms thick roots . The spherical, bright, light blue-green shoots reach a diameter of 6 to 8 centimeters. The up to 15 millimeter long warts are not crowded together, are conical in shape and rounded towards the tip. Their axillae and areoles are often covered with red nectar glands . The single central spine is straight or slightly curved, dark reddish brown and 1.8 to 2 inches long. The seven to eight brownish gray, up to 1.5 centimeters long radial spines are straight and darker at their tips.
The flowers are pink in color. The green, reddish tinged fruits have lengths of up to 2 centimeters.
Distribution and systematics
Coryphantha unicornis is common in the Mexican state of Coahuila on clay soil.
The first description by Friedrich Bödeker was published in 1928. Reto F. Dicht and Adrian D. Lüthy treated the species in 2001 as a synonym of Coryphantha clavata subsp. clavata .
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 160 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 248.
- ^ Journal of Succulents . Volume 3, Number 10, 1928, 205-206.
Web links
- Photo by Coryphantha unicornis