Occurrence record: NT A0106264

Preserved specimen of Marsilea exarata A.Braun recorded on 2004-04-29

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 A0106264
Occurrence ID DNA:NT:NT A0106264
Record type Preserved specimen
Supplied basis "PreservedSpecimen"
Preparations sheet
Collector Latz, Peter|Dixon, Dale
Supplied as "Peter Latz | Dale Dixon"
Record number 19767
Reproductive condition fruit
License CC-BY 4.0 (Int)
Presence/Absence PRESENT
Supplied as Present
Occurrence remarks Stoloniferous fern. Rare, clay gilgai with Dichanthium sericeum
State conservation Northern Territory:

Event

Occurrence date 2004-04-29
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 Lake Buck,75km NE of Tanami Mine
Latitude -19.64339
Supplied as: "-19.643390000598"
Longitude 130.32796
Supplied as: "130.32796"
Datum EPSG:4326
Supplied datum: "WGS84"
Verbatim locality Lake Buck,75km NE of Tanami Mine
Coordinate precision Unknown
Coordinate uncertainty (in metres) 100.0
Georeference protocol GPS
Georeferenced by Peter Latz | Dale Dixon
Terrestrial true
Biome TERRESTRIAL
Marine false
Country Code AU

User flagged issues 

    Data quality tests

    Test name Result
    Coordinate rounded Warning
    Coordinates dont match supplied state Warning
    Show/Hide 82 passed properties
    Show/Hide 4 missing properties
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    Additional political boundaries information

    Area Management
    CAPAD 2010 Terrestrial Northern Tanami
    CAPAD 2012 Terrestrial Northern Tanami
    CAPAD 2014 Terrestrial Northern Tanami
    CAPAD 2016 Terrestrial Northern Tanami
    CAPAD 2018 Terrestrial Northern Tanami
    Fallow practice - dominant (area) No cereal producers
    Fallow practice - dominant (number) No cereal producers
    Global 200 priority ecoregions - Terrestrial Great Sandy-Tanami-Central Ranges Desert
    Irrigation practice - dominant No irrigation
    Land use Managed resource protected areas
    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 Paleo
    IBRA 6 Regions Tanami
    IBRA 6 Sub Regions Tanami P1
    IBRA 7 Regions Tanami
    IBRA 7 Subregions Tanami Desert
    Terrestrial Ecoregional Boundaries Great Sandy-Tanami Desert
    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) Grassland: hot (winter drought)
    Koppen Climate Classification (Major Classes) Grassland
    Fire
    Fire regime niches Unclassified
    Hydrology
    Drainage Divisions Level 1 Tanami-Timor Sea Coast
    Drainage Divisions Level 2 VICTORIA RIVER-WISO
    River Regions VICTORIA RIVER-WISO
    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
    Indigenous Protected Areas 2013 Northern Tanami
    Local Government Areas 2011 Central Desert (S)
    Local Government Areas 2012 deprecated Tanami
    Local Government Areas PSMA 2018 CENTRAL DESERT REGION
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 215
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 229
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF NT
    PSMA ABS SA2 Statistical Areas (2016) TANAMI
    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) NYIRRIPI AND TANAMI OUTSTATIONS
    PSMA Indigenous Locations (2016) TANAMI OUTSTATIONS
    PSMA Indigenous Regions (2016) APATULA
    PSMA Localities (2018) TANAMI
    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) STUART
    PSMA State Electoral Boundaries (2018) STUART
    PSMA States (2016) NORTHERN TERRITORY
    PSMA Urban Centre and Locality (2016) REMAINDER OF STATE/TERRITORY (NT)
    PSMA Wards (2018) NORTHERN TANAMI WARD
    Statistical Local Areas Central Desert (S)
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia Birrindudu Region
    Surface Geology of Australia Qa
    Topography
    Physiographic Provinces of Australia Barkly-Tanami Plains Province
    Physiographic Regions 2011 Tanami Sandplain
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Indigenous owned, Non forest
    Forests of Australia (2013) v2.0 Non Forest
    IGBP Land Cover vegetation classification scheme (2011) Open shrublands
    Land cover Native grasslands and minimally modified pastures
    NVIS 4.1 Major Vegetation Groups Tussock Grasslands
    NVIS 4.1 Major Vegetation Subgroups Other tussock grasslands
    Tenure of Australia's forests (2013) v2.0 Private Freehold
    Vegetation - condition Residual
    Vegetation types - native Tussock grasslands
    Vegetation types - present Tussock grasslands

    Environmental sampling for this location

    Area Management
    Natural resource management expenditure 1.0309905E7 $
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.3795
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 1.8522
    Endemism 0.0024119543
    Endemism (Non-marine) 0.0024145802
    Mammals – Fritz et al 2009 - 0.5 degree 0.0
    Migratory species (2008) 2.0 frequency
    Occurrence Density 47.0 frequency
    Shannon Diversity (H) 3.2012439 index
    Species Richness 25.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 1.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.13090399
    2030A1BMk35M: Evaporation - month min 129.91 mm
    2030A1BMk35M: Precipitation - annual mean 33.25833 mm
    2030A1BMk35M: Precipitation - driest month 0.28 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.6465542
    2030A1BMk35M: Precipitation - spring or autumn season -0.53502226
    2030A1BMk35M: Temperature - annual max mean 34.919167 degrees C
    2030A1BMk35M: Temperature - annual min mean 18.449167 degrees C
    2030A1BMk35M: Temperature - annual range 31.01001 degrees C
    Aridity index - annual mean 0.106569886
    Aridity index - month max 0.39093897
    Aridity index - month min 0.008918986
    Evaporation - annual mean 269.2441 (ml/5km x 5km pixel)
    Evaporation - average 10425.0 ml
    Evaporation - month max 353.0 mm
    Evaporation - month min 164.5 mm
    Evaporation - variability 36.0 %
    Growth index C3 macrotherm plants - annual mean 0.09 index
    Growth index C3 mesotherm plants - annual mean 0.03 index
    Growth index C4 megatherm plants - annual mean 0.09 index
    Humidity - annual mean relative 57.599598 %
    Humidity - annual mean relative 3pm 43.793957 %
    Humidity - month max relative 68.19683 %
    Humidity - month max relative 3pm 48.79958 %
    Humidity - month min relative 37.485172 %
    Humidity - month min relative 3pm 37.485172 %
    Precipitation - annual 375.0 mm
    Precipitation - annual (Bio12) 447.0 mm
    Precipitation - annual mean 31.416666 mm
    Precipitation - annual seasonality 6.6136365
    Precipitation - coldest quarter (Bio19) 14.0 mm
    Precipitation - driest month 2.0 mm
    Precipitation - driest period (Bio14) 0.0 mm
    Precipitation - driest quarter (Bio17) 11.0 mm
    Precipitation - equinox seasonality ratio 0.877193
    Precipitation - seasonality (Bio15) 117.0 mm
    Precipitation - spring or autumn season -0.13725491
    Precipitation - warmest quarter (Bio18) 235.0 mm
    Precipitation - wettest month 107.0 mm
    Precipitation - wettest period (Bio13) 37.0 mm
    Precipitation - wettest quarter (Bio16) 309.0 mm
    Radiation - annual mean (Bio20) 22.7 MJ/m2/day
    Radiation - seasonality (Bio23) 15.0
    Radiation - warmest quarter (Bio26) 25.9 MJ/m2/day
    Temperature - annual max mean 32.893333 degrees C
    Temperature - annual mean (Bio01) 25.3 degrees C
    Temperature - annual min mean 16.596666 degrees C
    Temperature - annual range 37.399994 degrees C
    Temperature - annual range (Bio07) 31.5 degrees C
    Temperature - coldest month min 7.2 degrees C
    Temperature - coldest period min (Bio06) 7.3 degrees C
    Temperature - coldest quarter mean (Bio11) 17.9 degrees C
    Temperature - diurnal range mean (Bio02) 16.4 degrees C
    Temperature - driest quarter mean (Bio09) 18.5 degrees C
    Temperature - isothermality (Bio03) 0.52 %
    Temperature - month hottest maximum 38.41 degrees C
    Temperature - seasonality (Bio04) 1.76
    Temperature - warmest month min 23.31 degrees C
    Temperature - warmest period max (Bio05) 38.8 degrees C
    Temperature - warmest quarter (Bio10) 30.9 degrees C
    Temperature - wettest quarter mean (Bio08) 30.5 degrees C
    Wind run - annual mean 138.35594 km/day
    WorldClim: Precipitation - annual 429.0 mm
    WorldClim: Precipitation - coldest quarter 19.0 mm
    WorldClim: Precipitation - driest month 4.0 mm
    WorldClim: Precipitation - driest quarter 19.0 mm
    WorldClim: Precipitation - seasonality 95.0
    WorldClim: Precipitation - warmest quarter 200.0 mm
    WorldClim: Precipitation - wettest month 105.0 mm
    WorldClim: Precipitation - wettest quarter 262.0 mm
    WorldClim: Temperature - annual mean 253.0 degrees C * 10
    WorldClim: Temperature - annual range 309.0 degrees C * 10
    WorldClim: Temperature - coldest month min 79.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 181.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 159.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 181.0 degrees C * 10
    WorldClim: Temperature - isothermality 51.0 %
    WorldClim: Temperature - seasonality 5056.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 388.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 306.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 306.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.0 degrees
    Distance - to coast 4.54569 km x 100
    Distance - to non-permanent water (weighted) 0.0 degrees
    Distance - to permanent water (weighted) 0.61400324 km
    Euclidean Distance to Coast (metres) 445890.12 m
    Remoteness index 18.0
    Fire
    Fire - time since last 9.0 years
    Fire frequency 1.0 frequency
    Hydrology
    Drainage - average 83.0 megalitres/5x5km/year
    Drainage - variability 240.0 %
    Runoff - average 898.0 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 46.80793
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 142.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.3 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 5.0 %
    Bulk density 1.2659374 Mg/m^3
    Carbon - organic 0.09269649 %
    Clay % 6.6302085 %
    Hydrologic conductivity - average saturated 300.0 mm/h
    Moisture Index - annual mean (Bio28) 0.12
    Moisture Index - highest quarter mean (Bio32) 0.33
    Nutrient status 0.95 index
    Soil depth 0.9 m
    Soil pedality 1.80625
    Water holding capacity 50000.0 mm
    Water stress index - month max 35.184505
    Weathering Intensity V2 5.31609 Weathering Intensity Index
    Topography
    Aspect 42.0 degrees
    Averaged Topographic Relief 24.875 metres
    Bathymetry and Elvation 9 sec 362.0 m
    Elevation 361.0 m
    Topographic Slope (degrees) 0.08319271 degrees
    Topographic relief 4.063965 m
    Topographic slope (%) 0.2167 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.2657 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 46.0 %
    Fractional Cover - Bare Soil (2012-03-05) 25.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 34.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 40.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.0152 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 1.0 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) 0.5045 NDVI