Aloe ramosissima
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Aloe ramosissima is a species of the genus Aloes in the subfamily of the Affodilla plants (Asphodeloideae). The specific epithet ramosissima is derived from the superlative of the Latin word ramosus for 'branched'.
description
Vegetative characteristics
Aloe ramosissima grows trunk-forming and ramified from the base and above it richly. The branches are dichotomous. The upright or ascending trunk is up to 3 meters long and 8 centimeters wide. Small shoots have a diameter of up to 2 centimeters. They are covered with a waxy, gray powder. The ten to 14 lanceolate, linear leaves form dense rosettes . The glaucous green leaf blade is 15 to 20 centimeters long and 2.2 centimeters wide. The very narrow, light yellow leaf margin is somewhat gristly. The light brown teeth on the leaf margin are about 1 millimeter long and 1 to 4 millimeters apart.
Inflorescences and flowers
The inflorescence consists of one to two branches and reaches a length of 15 to 20 centimeters. The rather dense, cylindrical grapes are 12 to 15 centimeters long. The deltoid tapering, white bracts are 4 to 5 millimeters long and 3 millimeters wide. The somewhat bulbous, greenish-yellow to canary-yellow flowers are on 8 millimeter long peduncles . They are 35 millimeters long and rounded at their base. Above the ovary , the flowers are slightly widened to about the middle and then narrowed towards their mouth. Your tepals are not fused together over a length of 25 millimeters. The stamens and the style protrude 12 mm out of the flower. They are yellowish to reddish orange.
genetics
The number of chromosomes is .
Systematics, distribution and endangerment
Aloe ramosissima is widespread on hot, dry mountain slopes in the South African province of North Cape in the Richtersveld . The distribution area extends just as far as Namibia .
The first description by Neville Stuart Pillans was published in 1937. Nomenclatory synonyms are Aloe dichotoma var. Ramosissima (Pillans) Glen & DSHardy (2000), Aloe dichotoma subsp. ramosissima (Pillans) Zonn. (2002) and Aloidendron ramosissimum (Pillans) Klopper & Gideon F.Sm. (2013).
Aloe ramosissima is in the endangered Red List species the IUCN as " Vulnerable (VU) ", d. H. classified endangered.
proof
literature
- Susan Carter , John J. Lavranos , Leonard E. Newton , Colin C. Walker : Aloes. The definitive guide . Kew Publishing, Royal Botanic Gardens, Kew 2011, ISBN 978-1-84246-439-7 , pp. 659 .
- Leonard Eric Newton: Aloe ramosissima . In: Urs Eggli (Hrsg.): Succulent lexicon. Monocotyledons . Eugen Ulmer, Stuttgart 2001, ISBN 3-8001-3662-7 , pp. 173-174 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 199.
- ^ Journal of South African Botany . Volume 5, number 3, Kirstenbosch 1937, pp. 66–67, plate 7.
- ↑ Olwen Megan Grace, Ronell R. Klopper, Gideon F. Smith, Neil R. Crouch, Estrela Figueiredo, Nina Ronsted, Abraham E. van Wyk: A revised generic classification for Aloe (Xanthorrhoeaceae subfam. Asphodeloideae) . In: Phytotaxa . Volume 76, number 1, 2013, pp. 7-14 ( doi: 10.11646 / phytotaxa.76.1.1 ).
- ↑ Aloe ramosissima in the endangered Red List species the IUCN 2012. Posted by: Hilton-Taylor, C., 1998. Accessed October 18, 2012th
Web links
- Aloe ramosissima in the Red List of South African Plants