Armatocereus humilis
| Armatocereus humilis | ||||||||||||
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| Armatocereus humilis | ||||||||||||
| ( Britton & Rose ) Backeb. |
Armatocereus humilis is a species of plant in the genus Armatocereus from the cactus family(Cactaceae). The specific epithet humilis means 'low'.
description
Armatocereus humilis grows shrubby with irregularly branched shoots and often forms dense thickets. The weak, dark green shoots are 1 to 4 meters long and up to 4 centimeters in diameter. There are three to six interrupted ribs with woolly areoles in their notches . The five to eight needle-like, brown thorns later turn whitish. They have a length of 1 to 2 centimeters.
The spread out funnel-shaped, greenish white flowers are up to 6 centimeters long. The spherical fruits are heavily thorny and up to 4 centimeters long.
Systematics and distribution
Armatocereus humilis is distributed in Colombia in the department of Cauca in the valley of the Río Dagua at altitudes of 700 to 1000 meters.
It was first described as Lemaireocereus humilis in 1920 by Nathaniel Lord Britton and Joseph Nelson Rose . Curt Backeberg placed the species in the genus Armatocereus in 1959 . Nomenclatory synonyms are Ritterocereus humilis (Britton & Rose) Backeb. (1951) and Stenocereus humilis (Britton & Rose) DRHunt (2002).
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 76 .
Individual evidence
- ^ NL Britton , JN Rose : The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family . tape II . The Carnegie Institution of Washington, Washington 1920, p. 101 ( online ).
- ^ Curt Backeberg : Die Cactaceae: Handbuch der Kakteenkunde . 1st edition. tape II , 1959, p. 905 .