Common Duckweed

Common Duckweed
Common Duckweed
Common Duckweed

Common Duckweed

Lemna disperma


Found in stationary and slow-moving water bodies, especially where nutrient levels are high.


Details Description
Type
Herb
Group
Duckweed
Identifying Characteristics

Tiny floating plant with 2-3 leaves that form a dense mat on the water surface. Leaves, 2-3 mm, are shiny, bright green, flattened and disc-like. Duckweed has an insignificant white flower.

Distinctive Features

Free-floating oval shaped leaves.

Life Form Group
Herb
Life Form Codes
Small or Prostrate Herb (SH)
EVC types
EVC 68: Creekline Grassy Woodland
Native Status
Native to Australia
Taxonomy
Phylum
Charophyta
Class
Equisetopsida
Order
Alismatales
Family
Araceae
Genus
Lemna
Species
disperma
Common Duckweed
Occurs in Victoria, Western Australia, South Australia, New South Wales, Tasmania and New Zealand.

Distribution maps indicate current and historic locations where species have been sighted.

Source: Atlas of Living Australia

Endangered Status
DEPI Advisory List
Not listed
FFG Act
Not listed
EPBC Act
Not listed

The conservation status of species is listed within Victoria and Australia.

The Department of Environment and Primary Industry (DEPI) Advisory List consists of non-statutory advisory lists of rare or threatened flora and fauna within Victoria.

The Flora and Fauna Guarantee Act 1988 (FFG Act) lists threatened species in Victoria. Under the Act, an Action Statement is produced for each listed species.

The Environment Protection and Biodiversity Conservation Act 1999 (EPBC Act) is the Australian Government’s key piece of environmental legislation, listing nationally threatened native species and ecological communities.