Aloe dewinteri
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Aloe dewinteri is a species of aloes in the subfamily of the Affodilla plants (Asphodeloideae). The specific epithet dewinteri honors the botanist Bernard de Winter (* 1924) from the Botanical Research Institute in Pretoria .
description
Vegetative characteristics
Aloe dewinteri grows individually and is stemless or short-stemmed. The 14 to 22 lanceolate, pointed leaves form rosettes . The gray-green, slightly floury, frosted leaf blade is up to 50 centimeters long and 15 centimeters wide. The leaf surface is smooth. The brown teeth on the yellowish brown, horny leaf margin are 1 to 2 millimeters long and 10 to 20 millimeters apart.
Inflorescences and flowers
The inflorescence is simple or consists of two to three branches and is up to 85 centimeters long. The dense, cylindrical, pointed grapes are 25 to 40 centimeters long and 5 centimeters wide. The bracts are oblong, obovate and blunt to finely pointed. The coral pink flowers turn yellowish to white as they open. They stand on flower stalks up to 4 millimeters long . The flowers are 30 to 33 millimeters long and narrowed at their base. Above the ovary they are narrowed in the middle to a diameter of 8 millimeters and finally expanded towards their mouth. Your outer tepals are not fused together over a length of 20 to 25 millimeters. The stamens and the pen stand out 4 to 6 millimeters from the flower.
Systematics, distribution and endangerment
Aloe dewinteri is common on vertical rock surfaces in Namibia .
The first description by Johan Wilhelm Heinrich Giess was published in 1973.
Aloe dewinteri is in the endangered Red List species the IUCN as " Least Concern (LC) ", d. H. classified as not endangered in nature.
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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. 280 .
- Leonard Eric Newton: Aloe dewinteri . In: Urs Eggli (Hrsg.): Succulent lexicon. Monocotyledons . Eugen Ulmer, Stuttgart 2001, ISBN 3-8001-3662-7 , pp. 131 .
Individual evidence
- ↑ Urs Eggli, Leonard E. Newton: Etymological Dictionary of Succulent Plant Names . Springer, Berlin / Heidelberg 2010, ISBN 978-3-642-05597-3 , p. 65.
- ↑ Bothalia . Volume 11, Numbers 1-2, 1973, pp. 120-122. ( PDF )
- ↑ Aloe dewinteri in the endangered Red List species the IUCN 2012. Posted by: Loots, S., 2004. Accessed August 13 of 2004.
