Aloe adigratana
| Aloe adigratana | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Aloe adigratana | ||||||||||||
| Reynolds |
Aloe adigratana is a species of aloes in the subfamily of the Affodill family (Asphodeloideae). The specific epithet adigratana refers to the occurrence of the species at Adigrat in Ethiopia.
description
Vegetative characteristics
Aloe adigratana grows trunk-forming and branching. Upright trunks can be up to 1 meter long, while the lower ones can be up to 2 meters long. Their diameter is 12 centimeters. The 16 to 20 spread and bent back, sword-shaped leaves form rosettes . The cloudy green, light green spotted leaf blade is 60 to 80 centimeters long and 15 centimeters wide. The stabbing teeth on the leaf margin are 10 millimeters long and 25 to 30 millimeters apart. The leaf sap is dry, deep brown.
Inflorescences and flowers
The inflorescence consists of three to five branches and reaches a length of 90 centimeters. The dense, cylindrical-conical grapes are 15 to 20 inches long and 8 to 9 inches wide. The deltoid bracts have a length of 8 millimeters and are 3 millimeters wide. The orange or yellow, club-shaped flowers are on 18 millimeter long peduncles . The flowers are 28 to 33 millimeters long and narrowed at their base. At the level of the ovary , the flowers have a diameter of 6 millimeters. Your outer tepals are not fused together over a length of 14 to 16 millimeters. The stamens and the style protrude 5 to 6 millimeters from the flower.
Systematics and distribution
Aloe adigratana is common in Ethiopia in the Tigray province west of Adigrat on rocky hills at altitudes of 1800 to 2700 meters. The species is only known from the area where the type was found.
The first description by Gilbert Westacott Reynolds was published in 1957.
Synonyms are Aloe abyssinica Hook.f. (1900, nom. Illeg. ICBN -Article 53.1) and Aloe eru var. Hookeri A.Berger (1908).
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. 625 .
- Leonard Eric Newton: Aloe adigratana . In: Urs Eggli (Hrsg.): Succulent lexicon. Monocotyledons . Eugen Ulmer, Stuttgart 2001, ISBN 3-8001-3662-7 , pp. 107 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 3.
- ^ Journal of South African Botany . Volume 23, number 1, Kirstenbosch 1957, pp. 1-3.