Echinopsis huascha
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Echinopsis huascha |
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| ( FACWeber ) H.Friedrich & GDRowley |
Echinopsis huascha is a species of plant in the genus Echinopsis from the cactus family(Cactaceae). The epithet of the species is derived from a local Argentine wordmeaning orphan .
description
The plants usually branch at the base and form low groups with heights of up to 1 meter. The cylindrical, fresh green, upright or creeping trunks with an erect shoot tip have 14 to 17 ribs and reach about 5 centimeters in diameter. The areoles , from which the yellowish to brownish, needle-like thorns arise, reach a diameter of up to 1 centimeter. The 1 to 3 central spines are slightly thicker than the radial spines and are between 2 and 7 centimeters long. The 9 to 11 radial spines are up to 1.5 inches long.
The funnel-shaped to bell-shaped flowers that appear near the apex are very variable. They open during the day and grow to be up to 10 centimeters long and up to 7 centimeters in diameter. The olive green, 4.5 centimeter long flower cup is covered with 4 to 6 millimeter long, brownish to black hair .
The spherical to egg-shaped fruits are yellowish green or reddish and reach a diameter of up to 3 centimeters.
Distribution, systematics and endangerment
Echinopsis huascha is distributed in the northwest of Argentina in the provinces of Catamarca and La Rioja and grows at altitudes of 500 to 2000 meters.
The first description as Cereus huascha was published in 1893 by Frédéric Albert Constantin Weber. Nathaniel Lord Britton and Joseph Nelson Rose put the species in the genus Trichocereus in 1920 . William Taylor Marshall saw the species in 1938 as belonging to Lobivia . Curt Backeberg classified it in 1951 in the genus Helianthocereus established by him . The currently valid classification in the genus Echinopsis took Heimo Friedrich and Gordon Douglas Rowley before 1974th
There are numerous other synonyms .
In the Red List of Threatened Species of the IUCN , the species is listed as " Least Concern (LC) ". H. listed as not endangered.
photos
Blossom from the side
Blossom from above
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 231-232 .
- Curt Backeberg : Die Cactaceae: Handbuch der Kakteenkunde . 2nd Edition. tape II . Gustav Fischer Verlag, Stuttgart New York 1983, ISBN 3-437-30381-3 , p. 1328-1331 .
- 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. 142 .
- Walther Haage : cacti from A to Z . 3. Edition. Quelle & Meyer Verlag, Heidelberg 1986, ISBN 3-494-01142-7 , p. 175 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Birkhäuser 2004, p. 111. ISBN 3-540-00489-0
- ↑ Monthly for cactus science . Volume 3, Berlin 1893, p. 151
- ^ NL Britton, JN Rose: The Cactaceae. Descriptions and Illustrations of Plants of the Cactus Family . Washington, 1920, Volume II, p. 142
- ^ Cactus and Succulent Journal . Volume 9, Los Angeles 1938, p. 114
- ^ Cactus and Succulent Journal . Volume 23, Los Angeles 1951, p. 48
- ^ Gordon Douglas Rowley: Reunion of the genus Echinopsis . In: IOS Bulletin. Journal of the International Organization for Succulent Plant Study . Volume 3, Number 3, 1974, p. 95.
- ↑ Echinopsis huascha in the Red List of Threatened Species of the IUCN 2013.2. Posted by: Perea, M., Trevisson, M. & Demaio, P., 2010. Retrieved March 1, 2014.
