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Group:

Insect

Estimated genome size:

Its body is about 16-21 mm, and its probiscis (tongue) is 20-47mm long.

Size:

Its body is about 16-21 mm, and its probiscis (tongue) is 20-47mm long.

Distribution:

Its range is in south western Africa, specifically extreme southwestern Namibia through the western part of Northern Cape Province in South Africa (Namaqualand), and into the northwestern portion of the Western Cape Province. Key areas of high diversity include the Kamieskroon area of Namaqualand and the Pakhuis Mountains in the Western Cape.

PromethION Sequencing Report:

Output:

34.81 Gigabases

Approximate N50:

1.09 kilobases

Draft Genome Assembly Statistics:

Genome Length:

0.56 Gigabases

BUSCO completeness score (single and duplicated genes):

99.0% [S: 94.7%, D: 4.2%]

Importance:

The Long-tongued fly is important ecologically. It is a keystone pollinator for a whole guild of long-tubed, vividly colored flowers. Through its specialized morphology and behavior, it facilitates efficient and species-specific pollination, supports plant biodiversity, and likely drives co-evolution in its plant partners.

Sample Contributor contact details:

Simon Van Noort
Iziko Museums of South Africa

Group:

Monocot

Estimated genome size:

Size:

10 cm

Distribution:

Apongeton distachyos occurs naturally in the Western Cape and Northern Cape winter rainfall areas. It is dormant in summer when ponds and vleis dry up and tubers sprout again when these ponds fill up in autumn.

PromethION Sequencing Report:

Output:

218.98 Gigabases

Approximate N50:

2.78 kilobases

Assembly N50:

570.77 kilobases

Contig number:

41 661

Draft Genome Assembly Statistics:

Assembler used:

Hifiasm

Genome Length:

5.09 Gigabases

BUSCO completeness score (single and duplicated genes):

97.9% [S: 74.4%, D: :24.5%]

BUSCO database:

viridiplantae

Apongeton distachyos

Waterblommetjies

Species Card Details

Importance:

Waterblommetjie flowers and buds are edible and are used to make the traditional South African stew called Waterblommetjie Bredie
(https://pza.sanbi.org/aponogeton-distachyos).

Sample Contributor contact details:

Dr Ernst van Jaarsveld
Babylonstoren Farm

Date Published:

2025-09-22

Photo credit:

© S.U. Küsel

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