Crassula natans
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Crassula natans is a species of thick leaf ( Crassula ) in the family of thick leaf plants (Crassulaceae).
description
Crassula natans is a spreading, annual aquatic plant . Their shoots are up to 25 centimeters long - but usually much shorter - and have a diameter of up to 5 millimeters. Their green, flat, obscure lanceolate, ribbon-shaped to obovate leaves are 3 to 12 millimeters long and 1 to 4 millimeters wide. The leaf surface is bare. Their tip is blunt to pointed. At the end of the wet season, the leaves turn strikingly deep red.
The flowers are on stalks up to 15 millimeters long . Your calyx is up to 0.5 millimeters long. The sepals are broadly triangular and blunt at the tips. The cup-like corolla is white. The obovate corolla lobes are up to 2 millimeters long. The anthers are yellow to purple in color.
Systematics and distribution
Crassula natans is common in South Africa.
The first description by Carl Peter Thunberg was published in 1794. A nomenclatory synonym is Helophytum natans (Thunb.) Eckl. & Zeyh. (1836).
A distinction is made between the following varieties :
- Crassula natans var. Natans
- Crassula natans var. Minus (Eckl. & Zeyh.) GDRowley
proof
literature
- Ernst Jacobus van Jaarsveld: Crassula natans . In: Urs Eggli (Hrsg.): Succulent lexicon. Crassulaceae (thick leaf family) . Eugen Ulmer, Stuttgart 2003, ISBN 3-8001-3998-7 , pp. 63-64 .
Individual evidence
Web links
- Crassula natans var. Natans in the Red List of South African Plants
- Crassula natans var. Minus in the Red List of South African Plants