Aloe johannis bernardii
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| Aloe johannis bernardii | ||||||||||||
| J.-P. Castillon |
Aloe johannis bernardii is a species of aloes in the subfamily of the Affodill family (Asphodeloideae). The specific epithet johannis-bernardii honors Jean-Bernard Castillon , who described numerous species native to Madagascar and who is the father of the first person to describe it.
description
Vegetative characteristics
Aloe johannis-bernardii grows stemless or short stem-forming, branched and usually forms small clumps. The trunks reach a length of 15 to 20 centimeters. The eleven to 15 upright, lanceolate-pointed leaves form rosettes . The leaf blade is 50 inches long and 3 to 4 inches wide. The tip is serrated red. The pointed, yellow teeth on the edge of the leaf are about 2 millimeters long and 15 millimeters apart.
Inflorescences and flowers
The inflorescence consists of one or two branches and reaches a length of 50 to 70 centimeters. The dense, heady to short cylindrical grapes are 6 to 8 inches long and 10 inches wide. Its pendulous flowers open down from the tip of the grape. The white bracts have a length of 3 millimeters and are 2 to 4 millimeters wide. The cylindrical, yellowish green to cream colored flowers are on 24 millimeter long, reddish pedicels . The flowers are 25 to 27 millimeters long. At the level of the ovary , the flowers have a diameter of 4 millimeters. Above that, they are expanded to 8 millimeters towards the mouth. Your outer tepals are not fused together. The stamens and the stylus barely protrude from the flower.
Systematics and distribution
Aloe johannis-bernardii is widespread in Madagascar in a small area near Antsirabe on a rocky quartzite hill.
The first description by Jean-Philippe Castillon was published in 2008.
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. 274 .