Crassula tuberella
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Crassula tuberella is a species of thick leaf ( Crassula ) in the thick leaf family(Crassulaceae).
description
Crassula tuberella is an upright, sparsely branched, perennial plant. Their upright, parallel shoots reach heights of up to 15 centimeters. They arise from an underground rhizome with many spherical tubers with a diameter of up to 3 millimeters. Their green, bare, linear and upwardly curved leaves are 5 to 15 millimeters long and 1 to 1.5 millimeters wide. The upper side of the leaf is flat, the underside convex. Its tip is almost pointed.
The axillary inflorescence consists of one to three flowers . Their calyx lobes , up to 1 millimeter long, are narrowly triangular and almost pointed. The cup-like corolla is white. The corolla lobes are egg-shaped to rhombic, up to 2 millimeters long and slightly pointed and bent back at the tips. The anthers are purple in color.
The flowering time is midsummer and autumn.
Systematics, distribution and endangerment
Crassula tuberella is widespread in Lesotho as well as in the South African provinces of Eastern Cape , Free State and KwaZulu-Natal in moist lowlands in afrotemperate grasslands.
The first description by Hellmut R. Toelken was published in 1975.
Crassula tuberella is in the endangered Red List species the IUCN as " Least Concern (LC) ", d. H. classified as not endangered in nature.
proof
literature
- Ernst Jacobus van Jaarsveld: Crassula tuberella . In: Urs Eggli (Hrsg.): Succulent lexicon. Crassulaceae (thick leaf family) . Eugen Ulmer, Stuttgart 2003, ISBN 3-8001-3998-7 , pp. 83 .
Individual evidence
- ^ Journal of South African Botany . Volume 41, number 2, Kirstenbosch, 1975, pp. 123-124.
- ↑ Crassula tuberella in the endangered Red List species the IUCN 2012. Posted by: Victor, JE & Dold, AP, 2010. Accessed December 10, 2012th
Web links
- Crassula tuberella in the Red List of South African Plants