Echinocereus maritimus
| Echinocereus maritimus | ||||||||||||
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Echinocereus maritimus subsp. hancockii |
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| Scientific name | ||||||||||||
| Echinocereus maritimus | ||||||||||||
| ( MEJones ) K.Schum. |
Echinocereus maritimus is a species of plant in the genus Echinocereus from the cactus family(Cactaceae). The specific epithet maritimus comes from Latin and means 'by the sea'.
description
Echinocereus maritimus grows richly branched and forms cushions consisting of up to 300 shoots that are up to 40 centimeters high and reach a diameter of 2 meters. The light to dark green, cylindrical shoots are 5 to 30 centimeters long and 3 to 7 centimeters in diameter. There are eight to twelve sharp ribs . The initially bright red thorns on it later become dirty yellow or gray. The seven to ten central spines or upper spines are strongly flattened and angular. They have a length of 3 to 6 centimeters. The seven to ten radial spines or lower thorns are 1.5 to 2.5 inches long.
The funnel-shaped flowers are bright yellow. They appear below the shoot tips, are up to 6 centimeters long and reach the same diameter. The spherical, thorny, initially green fruits turn red later.
Distribution, systematics and endangerment
Echinocereus maritimus is distributed on the west coast of the Mexican Baja California peninsula as well as on neighboring islands.
The first description as Cereus maritimus by Marcus Eugene Jones was published in 1883. Karl Moritz Schumann put the species in the genus Echinocereus in his 1897 work Complete Description of the Cacti . The following subspecies are distinguished:
- Echinocereus maritimus subsp. maritime
- Echinocereus maritimus subsp. hancockii (EYDawson) W.Blum & Rutow
In the Red List of Threatened Species of IUCN is the species as " Vulnerable (VU) ", d. H. listed as endangered.
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 200 .
Individual evidence
- ^ Marcus Eugene Jones: New Plants from California and Nevada, etc. In: The American Naturalist . Volume 17, Number 9, 1883, p. 973 (JSTOR) .
- ^ Karl Moritz Schumann: Complete description of the cacti (Monographia Cactacearum) . Julius Neumann, Neudamm 1897, pp. 273-274 (online) .
- ↑ Echinocereus maritimus in the IUCN Red List of Threatened Species 2013.2. Posted by: León de la Luz, JL, Gómez-Hinostrosa, C. & Hernández, HM, 2012. Retrieved January 24, 2014.
