Mammillaria surculosa
| Mammillaria surculosa | ||||||||||||
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Mammillaria surculosa |
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| Scientific name | ||||||||||||
| Mammillaria surculosa | ||||||||||||
| Boed. |
Mammillaria surculosa is a species of the genus Mammillaria in the cactus family(Cactaceae). The specific epithet surculosa means '(Latin surculosus) richly branched'.
description
Mammillaria surculosa grows individually or with many branches, with a strong taproot. The spherical shoots are dark green. They grow to be 3 inches high and up to 2 inches in diameter. The tapered, cylindrically shaped, flaccid warts do not contain milk juice . They are soft and have slightly rounded tips. The axillae are bare. An amber-yellow, needle-like central spine is present. It is hooked with a dark tip and is 2 inches long. The up to 15 radial spines are white and 8 to 10 millimeters long.
The funnel-shaped, sulfur-yellow flowers smell pleasant. They measure up to 1.8 centimeters in diameter. The green to greenish brown fruits contain brown seeds .
Distribution, systematics and endangerment
Mammillaria surculosa is common in the Mexican states of San Luis Potosí and Tamaulipas .
It was first described in 1931 by Friedrich Bödeker . Synonyms of Mammillaria surculosa Boed. are Dolichothele surculosa (Boed.) Backeb. (1951) and Ebnerella surculosa (Boed.) Buxb. (1951).
In the Red List of Threatened Species of IUCN is the species as " Endangered (EN) ," d. H. listed as endangered.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . 2nd Edition. Eugen Ulmer KG, Stuttgart 2011, ISBN 978-3-8001-5964-2 , pp. 412 .
- Ulises Guzmán, Salvador Arias, Patricia Dávila: Catálogo de cactáceas mexicanas . Universidad Nacional Autónoma de México, Mexico City 2003, ISBN 970-9000-20-9 , pp. 160 .
Individual evidence
- ↑ Fr. Bödeker: Mammillaria surculosa spec. nov. In: Monthly magazine of the German Cactus Society . Vol. 3, 1931, p. 78.
- ↑ Mammillaria surculosa in the IUCN Red List of Threatened Species 2013.2. Posted by: Fitz Maurice, B, Sotomayor, M., Fitz Maurice, WA & Hernández, HM, 2009. Retrieved December 20, 2013.
