Aloe dabenorisana
| Aloe dabenorisana | ||||||||||||
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| Aloe dabenorisana | ||||||||||||
| van Jaarsv. |
Aloe dabenorisana is a species of aloes in the subfamily of the Affodilla family (Asphodeloideae). Thespecific epithet dabenorisana refers to the occurrence of the species on the Dabenoris mountain range in South Africa.
description
Vegetative characteristics
Aloe dabenorisana grows stemless or short stem-forming, is simple or forms dense groups. The trunks reach a length of up to 30 centimeters and a diameter of 2.7 centimeters. The lanceolate, pointed leaves form hanging or ascending rosettes . Young leaves stand in four to five vertical series, later they are arranged in a spiral. The green, reddish tinged leaf blade is up to 24 centimeters long and 5 centimeters wide. The white teeth on the edge of the leaf are 2 millimeters long and about 10 millimeters apart.
Inflorescences and flowers
The arching, ascending and rarely simple inflorescence usually consists of two to four branches. It reaches a length of 25 to 30 centimeters. The loose, conical grapes are 12 centimeters long. The lanceolate long pointed bracts have a length of 7 millimeters and are 2 millimeters wide. The yellowish, red keeled flowers are on 20 to 28 millimeter long peduncles . The flowers are 25 millimeters long. At the level of the ovary , the flowers have a diameter of 5 millimeters. Above that, they are expanded to 8 millimeters near the mouth. Your outer tepals are not fused together. The stamens and the stylus barely protrude from the flower.
Systematics and distribution
Aloe dabenorisana is widespread in the South African province of North Cape on south or south-west facing quartz cliffs at heights of 900 to 1000 meters.
The first description by Ernst Jacobus van Jaarsveld was published in 1982.
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. 240 .
- Leonard Eric Newton: Aloe dabenorisana . In: Urs Eggli (Hrsg.): Succulent lexicon. Monocotyledons . Eugen Ulmer, Stuttgart 2001, ISBN 3-8001-3662-7 , pp. 129 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 61.
- ^ Ernst Jacobus van Jaarsveld: Aloe dabenorisana van Jaarsveld: a new Aloe from the North-West Cape (RSA) . In: Journal of South African Botany . Volume 48, Number 3, 1982, pp. 419-424.
Web links
- Aloe dabenorisana in the Red List of South African Plants