Occurrence record: NT D0196946

Preserved specimen of Marsilea exarata A.Braun recorded on 2010-04-21

Dataset

Data partner Australia's Virtual Herbarium
Data resource DNA AVH data
Institution code Department of Environment and Natural Resources
Supplied institution code "DNA"
Collection Northern Territory Herbarium (Darwin)
Supplied collection code "NT"
Catalog number NT D0196946
Occurrence ID DNA:NT:NT D0196946
Record type Preserved specimen
Supplied basis "PreservedSpecimen"
Preparations sheet
Collector Albrecht, E. David
Supplied as "David E. Albrecht"
Record number 13453
Reproductive condition fertile
License CC-BY 4.0 (Int)
Establishment means NATIVE
Supplied as native
Presence/Absence PRESENT
Supplied as Present
Occurrence remarks Low herb with extensive rhizomes. Common in herbfield-sedgeland between Eucalyptus victrix woodland and Chenopodium auricomum shrubland
State conservation Northern Territory:

Event

Occurrence date 2010-04-21
Date precision DAY

Taxonomy

Scientific name Marsilea exarata
Supplied scientific name "Marsilea exarata A.Braun"
Identified to rank species
Kingdom Plantae
Phylum Charophyta
Class Equisetopsida
Order Salviniales
Family Marsileaceae
Genus Marsilea
Species Marsilea exarata
Name match metric exactMatch
Scientific name authorship A.Braun
Name parse type SCIENTIFIC

Geospatial

Country Australia
State or Territory Northern Territory
Supplied as: "The Northern Territory"
Locality Nth-side of Sandover Hwy.7km due West of Tomahawk Bore
Latitude -22.17638901360006
Supplied as: "-22.1763888888889"
Longitude 134.548056
Supplied as: "134.548055555556"
Datum EPSG:4326
Supplied datum: "GDA94"
Verbatim locality Nth-side of Sandover Hwy.7km due West of Tomahawk Bore
Coordinate precision Unknown
Coordinate uncertainty (in metres) 5.0
Georeference protocol GPS
Georeferenced by David E. Albrecht
Terrestrial true
Biome TERRESTRIAL
Marine false
Country Code AU

User flagged issues 

    Data quality tests

    Test name Result
    Coordinates converted to WGS84 Warning
    Coordinate rounded Warning
    Coordinates dont match supplied state Warning
    Show/Hide 81 passed properties
    Show/Hide 4 missing properties
    Show/Hide 19 tests that have not been run

    Additional political boundaries information

    Area Management
    Fallow practice - dominant (area) No cereal producers
    Fallow practice - dominant (number) No cereal producers
    Global 200 priority ecoregions - Freshwater Central Australian Freshwater
    Global 200 priority ecoregions - Terrestrial Great Sandy-Tanami-Central Ranges Desert
    Irrigation practice - dominant No irrigation
    Land use Urban intensive uses
    NRM Regions 2010 Northern Territory
    NRM Regions 2014 Northern Territory
    NRM Regions 2015 Northern Territory
    NRM Regions 2017 Northern Territory
    NRM Regions 2017 (Qld 2019) Northern Territory
    Stubble practice - dominant (area) No cereal producers
    Stubble practice - dominant (number) No cereal producers
    Tillage practice - dominant (area) No cereal producers
    Tillage practice - dominant (number) No cereal producers
    Area management
    National Landcare Program Management Units 2018 Northern Territory
    Biodiversity
    Freshwater Ecoregions of the World Lake Eyre Basin
    IBRA 6 Regions Burt Plain
    IBRA 6 Sub Regions Burt Plain P2
    IBRA 7 Regions Burt Plain
    IBRA 7 Subregions Atartinga
    Terrestrial Ecoregional Boundaries Central Ranges Xeric Scrub
    World Anthropogenic Biomes (2000) Remote rangelands
    Climate
    Agroclimatic classification of Australia Desert, supporting very little plant growth due to water limitation
    Koppen Climate Classification (All Classes) Desert: hot (winter drought)
    Koppen Climate Classification (Major Classes) Desert
    Fire
    Fire regime niches Acacia shrubland (mulga) (semi-arid/arid)
    Hydrology
    Drainage Divisions Level 1 Lake Eyre Basin
    Drainage Divisions Level 2 DIAMANTINA-GEORGINA RIVERS
    River Regions DIAMANTINA-GEORGINA RIVERS
    Marine
    States including coastal waters Northern Territory (including Coastal Waters)
    Political
    ASGS Australian States and Territories Northern Territory
    Australian States and Territories Northern Territory
    Commonwealth Electoral Boundaries Lingiari
    Local Government Areas 2011 Barkly (S)
    Local Government Areas 2012 deprecated Sandover
    Local Government Areas PSMA 2018 BARKLY REGION
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 514
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 559
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF NT
    PSMA ABS SA2 Statistical Areas (2016) SANDOVER - PLENTY
    PSMA ABS SA3 Statistical Areas (2016) ALICE SPRINGS
    PSMA ABS SA4 Statistical Areas (2016) NORTHERN TERRITORY - OUTBACK
    PSMA Commonwealth Electoral Boundaries (2016) LINGIARI
    PSMA Commonwealth Electoral Boundaries (2018) LINGIARI
    PSMA Indigenous Areas (2016) URAPUNTJA
    PSMA Indigenous Locations (2016) UTOPIA - ARAWERR - ARLPARRA
    PSMA Indigenous Regions (2016) APATULA
    PSMA Localities (2018) SANDOVER
    PSMA Remoteness Areas (2016) Very Remote Australia
    PSMA Section of State (2016) RURAL BALANCE
    PSMA Section of State Range (2016) REMAINDER OF STATE/TERRITORY
    PSMA Significant Urban Area (2016) NOT IN ANY SIGNIFICANT URBAN AREA (NT)
    PSMA State Electoral Boundaries (2016) NAMATJIRA
    PSMA State Electoral Boundaries (2018) NAMATJIRA
    PSMA States (2016) NORTHERN TERRITORY
    PSMA Urban Centre and Locality (2016) REMAINDER OF STATE/TERRITORY (NT)
    PSMA Wards (2018) ALYAWARR WARD
    Statistical Local Areas Barkly (S) Bal
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Georgina Region
    Surface Geology of Australia Czs
    Topography
    Physiographic Provinces of Australia Central Australian Ranges Province
    Physiographic Regions 2011 Northern Alice Plains
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Indigenous owned, Non forest
    Forests of Australia (2013) v2.0 Non Forest
    Land cover Native shrublands and heathlands
    NVIS 4.1 Major Vegetation Groups Acacia Shrublands
    NVIS 4.1 Major Vegetation Subgroups Mulga (Acacia aneura) woodlands and shrublands +/- tussock grass +/- forbs
    Tenure of Australia's forests (2013) v2.0 Private Freehold
    Vegetation - condition Modified
    Vegetation types - native Acacia shrublands
    Vegetation types - present Acacia shrublands

    Environmental sampling for this location

    Area Management
    Natural resource management expenditure 1.0309905E7 $
    Area management
    Phosphorus -122.93803 t/ha
    Potassium -122.88327 t/ha
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.7442
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 0.0
    Endemism 0.0013929927
    Endemism (Non-marine) 0.0013957804
    Mammals – Fritz et al 2009 - 0.5 degree 0.2564
    Migratory species (2008) 2.0 frequency
    Occurrence Density 477.0 frequency
    Shannon Diversity (H) 4.409822 index
    Species Richness 139.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 2.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.08620789
    2030A1BMk35M: Evaporation - month min 130.82 mm
    2030A1BMk35M: Precipitation - annual mean 23.680834 mm
    2030A1BMk35M: Precipitation - driest month 2.89 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.80528337
    2030A1BMk35M: Precipitation - spring or autumn season -0.23665749
    2030A1BMk35M: Temperature - annual max mean 32.274166 degrees C
    2030A1BMk35M: Temperature - annual min mean 16.525 degrees C
    2030A1BMk35M: Temperature - annual range 31.640015 degrees C
    Aridity index - annual mean 0.08439696
    Aridity index - month max 0.17641893
    Aridity index - month min 0.020986741
    Evaporation - annual mean 254.67186 (ml/5km x 5km pixel)
    Evaporation - average 7018.0 ml
    Evaporation - month max 372.77744 mm
    Evaporation - month min 133.74565 mm
    Evaporation - variability 40.0 %
    Growth index C3 macrotherm plants - annual mean 0.06 index
    Growth index C3 mesotherm plants - annual mean 0.05 index
    Growth index C4 megatherm plants - annual mean 0.05 index
    Humidity - annual mean relative 59.428375 %
    Humidity - annual mean relative 3pm 44.89884 %
    Humidity - month max relative 74.14771 %
    Humidity - month max relative 3pm 54.07804 %
    Humidity - month min relative 38.20933 %
    Humidity - month min relative 3pm 38.20933 %
    Precipitation - annual 268.0 mm
    Precipitation - annual (Bio12) 316.0 mm
    Precipitation - annual mean 22.5 mm
    Precipitation - annual seasonality 2.121212
    Precipitation - coldest quarter (Bio19) 29.0 mm
    Precipitation - driest month 5.0 mm
    Precipitation - driest period (Bio14) 1.0 mm
    Precipitation - driest quarter (Bio17) 20.0 mm
    Precipitation - equinox seasonality ratio 0.71875
    Precipitation - seasonality (Bio15) 81.0 mm
    Precipitation - spring or autumn season -0.38297874
    Precipitation - warmest quarter (Bio18) 171.0 mm
    Precipitation - wettest month 53.0 mm
    Precipitation - wettest period (Bio13) 19.0 mm
    Precipitation - wettest quarter (Bio16) 175.0 mm
    Radiation - annual mean (Bio20) 22.6 MJ/m2/day
    Radiation - seasonality (Bio23) 20.0
    Radiation - warmest quarter (Bio26) 26.9 MJ/m2/day
    Temperature - annual max mean 29.879168 degrees C
    Temperature - annual mean (Bio01) 22.9 degrees C
    Temperature - annual min mean 14.783334 degrees C
    Temperature - annual range 35.700012 degrees C
    Temperature - annual range (Bio07) 32.1 degrees C
    Temperature - coldest month min 5.51 degrees C
    Temperature - coldest period min (Bio06) 5.2 degrees C
    Temperature - coldest quarter mean (Bio11) 15.0 degrees C
    Temperature - diurnal range mean (Bio02) 15.6 degrees C
    Temperature - driest quarter mean (Bio09) 16.1 degrees C
    Temperature - isothermality (Bio03) 0.49 %
    Temperature - month hottest maximum 36.71 degrees C
    Temperature - seasonality (Bio04) 1.95
    Temperature - warmest month min 22.34 degrees C
    Temperature - warmest period max (Bio05) 37.3 degrees C
    Temperature - warmest quarter (Bio10) 29.5 degrees C
    Temperature - wettest quarter mean (Bio08) 29.5 degrees C
    Wind run - annual mean 177.16713 km/day
    WorldClim: Precipitation - annual 313.0 mm
    WorldClim: Precipitation - coldest quarter 27.0 mm
    WorldClim: Precipitation - driest month 7.0 mm
    WorldClim: Precipitation - driest quarter 25.0 mm
    WorldClim: Precipitation - seasonality 69.0
    WorldClim: Precipitation - warmest quarter 159.0 mm
    WorldClim: Precipitation - wettest month 67.0 mm
    WorldClim: Precipitation - wettest quarter 160.0 mm
    WorldClim: Temperature - annual mean 228.0 degrees C * 10
    WorldClim: Temperature - annual range 310.0 degrees C * 10
    WorldClim: Temperature - coldest month min 63.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 150.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 150.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 169.0 degrees C * 10
    WorldClim: Temperature - isothermality 48.0 %
    WorldClim: Temperature - seasonality 5702.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 373.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 294.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 286.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.06708203 degrees
    Distance - to coast 6.584406 km x 100
    Distance - to non-permanent water (weighted) 0.06708203 degrees
    Distance - to permanent water (weighted) 0.29698485 km
    Euclidean Distance to Coast (metres) 743537.1 m
    Remoteness index 16.0441
    Hydrology
    Drainage - average 30.0 megalitres/5x5km/year
    Drainage - variability 308.0 %
    Runoff - average 417.0 megalitres/5x5km/year
    Water Observations From Space 0.0 Percentage
    Social
    Population - density SLA 2006 p/sqkm) 0.0 people/km^2
    Substrate
    2030A1BMk35M: Water stress index - month max 20.340181
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 21.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.5 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 5.0 %
    Bulk density 0.92490566 Mg/m^3
    Carbon - organic 0.3346781 %
    Clay % 3.1886792 %
    Hydrologic conductivity - average saturated 300.0 mm/h
    Moisture Index - annual mean (Bio28) 0.1
    Moisture Index - highest quarter mean (Bio32) 0.17
    Nutrient status 1.0 index
    Soil depth 0.5 m
    Soil pedality 1.2754717
    Water holding capacity 46000.0 mm
    Water stress index - month max 15.877704
    Weathering Intensity V2 2.81871 Weathering Intensity Index
    Topography
    Aspect 42.0 degrees
    Averaged Topographic Relief 31.958334 metres
    Bathymetry and Elvation 9 sec 483.0 m
    Elevation 481.0 m
    Topographic Slope (degrees) 0.122535326 degrees
    Topographic relief 1.669525 m
    Topographic slope (%) 0.1023168 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.1753 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 29.0 %
    Fractional Cover - Bare Soil (2012-03-05) 34.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 43.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 23.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.0104 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 0.5 m^2 plant / m^2 ground
    NDVI Mean 26.0 NDVI x 100
    NPP Mean 1.0 tonnes/ha/yr
    Normalized Difference Vegetation Index (2012-03-05) 0.3358 NDVI