TEST

Lemna disperma

Common Duck-weed at O'Connor, ACT

Lemna disperma at O'Connor, ACT - 7 Feb 2019
Lemna disperma at O'Connor, ACT - 7 Feb 2019
Request use of media

Identification history

Lemna disperma 7 Feb 2019 MichaelMulvaney
Lemna disperma 7 Feb 2019 RWPurdie

Identify this sighting


Please Login or Register to identify this sighting.

User's notes

Entire water surface of O'Connor Wetland covered in Common Duck-weed (all plants with one root per thallus; single scarcely visible vein per thallus).

Be the first to comment


Please Login or Register to comment.

Nearby sightings

Page 1 of 1 - image sightings only

Lucilia cuprina (Australian sheep blowfly) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Chauliognathus tricolor (Tricolor soldier beetle) at O'Connor, ACT - 19 Mar 2024 by Hejor1
Neosparassus calligaster (Beautiful Badge Huntsman) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Oxyopes sp. (genus) (Lynx spider) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Braconidae (family) (Unidentified braconid wasp) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Micraspis frenata (Striped Ladybird) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Cicadettini sp. (tribe) (Cicada) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Socca pustulosa (Knobbled Orbweaver) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Porismus strigatus (Pied Lacewing) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Braconidae (family) (Unidentified braconid wasp) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Ectropis fractaria (Ringed Bark Moth) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Chalcidoidea (superfamily) (A gall wasp or Chalcid wasp) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Alcaeus varicornis (Acacia shield bug) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Phonognathidae (unofficial sub family) (Leaf curling orb-weavers) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Ichneumonidae (family) (Unidentified ichneumon wasp) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Parapalaeosepsis plebeia (Ant fly) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Leucauge dromedaria (Silver dromedary spider) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Mutusca brevicornis (A broad-headed bug) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Helpis minitabunda (Threatening jumping spider) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Amorbus sp. (genus) (Eucalyptus Tip bug) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Faveria tritalis (Couchgrass Webworm) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Wahlenbergia sp. (Bluebell) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Hippodamia variegata (Spotted Amber Ladybird) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Cryptolaemus montrouzieri (Mealybug ladybird) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Ectropis (genus) immature at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Palaeosia bicosta (Two-ribbed Footman) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Ellipsidion australe (Austral Ellipsidion cockroach) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Calomela juncta (Leaf beetle) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Camponotus sp. (genus) (A sugar ant) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Scioglyptis lyciaria (White-patch Bark Moth) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Camponotus sp. (genus) (A sugar ant) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Neuroptera (order) (Unidentified lacewing) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Gea theridioides (An orb weaver spider) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Bermius brachycerus (A grasshopper) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Monophlebulus sp. (genus) (Giant Snowball Mealybug) at O'Connor, ACT - 19 Mar 2024 by Hejor1
Amorbus sp. (genus) (Eucalyptus Tip bug) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Opisthoncus serratofasciatus (Chevronned jumper) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Lepidoscia characota (Lepidoscia characota) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Sidymella trapezia (Trapezoid Crab Spider) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Ichneumonidae (family) (Unidentified ichneumon wasp) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Anestia (genus) (A tiger moth) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Monophlebidae sp. (family) (Mealy Bugs) at O'Connor, ACT - 19 Mar 2024 by Hejor1
Coccinella transversalis (Transverse Ladybird) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Philoponella congregabilis (Social house spider) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Cryptachaea veruculata (Diamondback comb-footed spider) at Sullivans Creek, O'Connor - 19 Mar 2024 by Hejor1
Cenchrus purpurascens (Swamp Foxtail) at Sullivans Creek, O'Connor - 28 Jan 2024 by dwise
Pontederia cordata (Pickerel Weed) at Sullivans Creek, O'Connor - 28 Jan 2024 by dwise
Simosyrphus grandicornis (Common hover fly) at O'Connor, ACT - 16 Aug 2023 by ConBoekel
Dacelo novaeguineae (Laughing Kookaburra) at O'Connor, ACT - 1 Apr 2022 by Larryolarryo
Pontederia cordata (Pickerel Weed) at O'Connor, ACT - 9 Mar 2022 by JaneR
Ranunculus repens (Creeping Buttercup) at O'Connor, ACT - 10 Oct 2021 by Ned_Johnston
Acer negundo (Box Elder) at O'Connor, ACT - 1 May 2021 by Ned_Johnston
Conocephalus sp. (genus) (A Tussock Katydid) at O'Connor, ACT - 1 May 2021 by Ned_Johnston
Cenchrus purpurascens (Swamp Foxtail) at O'Connor, ACT - 1 May 2021 by Ned_Johnston
Pompilidae (family) (Unidentified Spider wasp) at O'Connor, ACT - 10 Mar 2020 by tpreston
Lythrum salicaria (Purple Loosestrife) at O'Connor, ACT - 10 Mar 2020 by tpreston
Lemna disperma (Common Duck-weed) at O'Connor, ACT - 12 Mar 2019 by jbromilow50
Chauliognathus lugubris (Plague Soldier Beetle) at O'Connor, ACT - 12 Mar 2019 by jbromilow50
Lemna disperma (Common Duck-weed) at O'Connor, ACT - 8 Mar 2019 by JaneR
Hemicordulia australiae (Australian Emerald) at O'Connor, ACT - 20 Nov 2018 by jbromilow50
Chenonetta jubata (Australian Wood Duck) at O'Connor, ACT - 13 Oct 2017 by ShawnCapararo

Location information

Sighting information

  • 1,001 - 10,000 Abundance
  • 7 Feb 2019 12:00 AM Recorded on
  • RWPurdie Recorded by

Additional information

  • Less than 10cm Plant height

Species information

Record quality

  • Images or audio
  • More than one media file
  • Verified by an expert moderator
  • Nearby sighting(s) of same species
  • GPS evidence of location
  • Description
  • Additional attributes
2,167,030 sightings of 20,573 species in 6,801 locations from 11,955 contributors
CCA 3.0 | privacy
We acknowledge the Traditional Owners of this land and acknowledge their continuing connection to their culture. We pay our respects to their Elders past and present.