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Species Card Details

Searsia lancea

Karee

Species Card Photograph

Group:

Eudicot

Size:

Up to 8 meters

Distribution:

Searsia lancea is widespread across southern Africa, including South Africa, Namibia, Botswana, Zimbabwe, Lesotho, and Eswatini. In South Africa, it occurs in all provinces and is common in semi-arid regions, especially along riverbanks, savannas, and disturbed areas.

PromethION Sequencing Report:

Output:

100.94 Gigabases

Approximate N50:

19.61 kilobases

Assembly N50:

1 049.17 kilobases

Contig number:

1 667

Draft Genome Assembly Statistics:

Assembler used:

Flye

Genome Length:

0.42 Gigabases

BUSCO completeness score (single and duplicated genes):

98.6% [S: 94.1%, D: 4.5%]

BUSCO database:

viridiplantae

Importance:

Searsia lancea is a hardy, fast-growing indigenous tree important for dryland ecosystems and urban greening due to its resilience. Despite its ecological value and widespread use, genomic resources are lacking, and genome sequencing would support conservation, restoration, and climate adaptation research.

Sample Contributor contact details:

Eshchar Mizrachi
University of Pretoria

Date Published:

2026-04-21

Photo credit:

© Y. Mgwatyu

Flora

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