Occurrence record: NT D0187827

Preserved specimen of Marsilea exarata A.Braun recorded on 2008-06-16

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 D0187827
Occurrence ID DNA:NT:NT D0187827
Record type Preserved specimen
Supplied basis "PreservedSpecimen"
Preparations sheet
Collector Albrecht, E. David|Latz, Peter
Supplied as "David E. Albrecht | Peter Latz"
Record number 23452
Reproductive condition fruit
License CC-BY 4.0 (Int)
Presence/Absence PRESENT
Supplied as Present
Occurrence remarks Stoloniferous perennial. Common in clay loam seasonal swamp with Eragrostis setifolia and occasional Melaleuca glomerata and Eucalyptus victrix
State conservation Northern Territory:

Event

Occurrence date 2008-06-16
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 20km NE of Tanami Downs Hmsd.
Latitude -20.4333
Supplied as: "-20.4333000006179"
Longitude 129.85
Supplied as: "129.85"
Datum EPSG:4326
Supplied datum: "WGS84"
Verbatim locality 20km NE of Tanami Downs Hmsd.
Coordinate precision Unknown
Coordinate uncertainty (in metres) 10000.0
Georeference protocol GPS
Georeferenced by David E. Albrecht | Peter Latz
Terrestrial true
Biome TERRESTRIAL
Marine false
Country Code AU

User flagged issues 

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

    Area Management
    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 Hummock grassland (semi-arid/arid)
    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
    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 Tanami 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 Other Shrublands
    NVIS 4.1 Major Vegetation Subgroups Melaleuca shrublands and open shrublands
    Tenure of Australia's forests (2013) v2.0 Private Freehold
    Vegetation - condition Residual
    Vegetation types - native Hummock grasslands
    Vegetation types - present Hummock grasslands

    Environmental sampling for this location

    Area Management
    Natural resource management expenditure 1.0309905E7 $
    Area management
    Phosphorus 0.023929 t/ha
    Potassium 0.079371 t/ha
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.7577
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 1.9187
    Endemism 0.008272481
    Endemism (Non-marine) 0.0082857
    Mammals – Fritz et al 2009 - 0.5 degree 0.2564
    Migratory species (2008) 2.0 frequency
    Occurrence Density 161.0 frequency
    Shannon Diversity (H) 4.2788877 index
    Species Richness 77.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 2.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.114419565
    2030A1BMk35M: Evaporation - month min 125.57 mm
    2030A1BMk35M: Precipitation - annual mean 29.012499 mm
    2030A1BMk35M: Precipitation - driest month 0.89 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.52538633
    2030A1BMk35M: Precipitation - spring or autumn season -0.87874645
    2030A1BMk35M: Temperature - annual max mean 35.18833 degrees C
    2030A1BMk35M: Temperature - annual min mean 18.550833 degrees C
    2030A1BMk35M: Temperature - annual range 31.440002 degrees C
    Aridity index - annual mean 0.097775035
    Aridity index - month max 0.33316076
    Aridity index - month min 0.009341429
    Evaporation - annual mean 264.19205 (ml/5km x 5km pixel)
    Evaporation - average 9401.0 ml
    Evaporation - month max 357.54297 mm
    Evaporation - month min 154.8 mm
    Evaporation - variability 42.0 %
    Growth index C3 macrotherm plants - annual mean 0.08 index
    Growth index C3 mesotherm plants - annual mean 0.03 index
    Growth index C4 megatherm plants - annual mean 0.08 index
    Humidity - annual mean relative 57.754963 %
    Humidity - annual mean relative 3pm 43.711044 %
    Humidity - month max relative 70.98299 %
    Humidity - month max relative 3pm 49.8476 %
    Humidity - month min relative 37.591534 %
    Humidity - month min relative 3pm 37.591534 %
    Precipitation - annual 341.0 mm
    Precipitation - annual (Bio12) 391.0 mm
    Precipitation - annual mean 28.333334 mm
    Precipitation - annual seasonality 5.125
    Precipitation - coldest quarter (Bio19) 21.0 mm
    Precipitation - driest month 2.0 mm
    Precipitation - driest period (Bio14) 0.0 mm
    Precipitation - driest quarter (Bio17) 15.0 mm
    Precipitation - equinox seasonality ratio 0.8333333
    Precipitation - seasonality (Bio15) 111.0 mm
    Precipitation - spring or autumn season -0.19565217
    Precipitation - warmest quarter (Bio18) 197.0 mm
    Precipitation - wettest month 92.0 mm
    Precipitation - wettest period (Bio13) 31.0 mm
    Precipitation - wettest quarter (Bio16) 261.0 mm
    Radiation - annual mean (Bio20) 22.7 MJ/m2/day
    Radiation - seasonality (Bio23) 16.0
    Radiation - warmest quarter (Bio26) 26.5 MJ/m2/day
    Temperature - annual max mean 33.016666 degrees C
    Temperature - annual mean (Bio01) 25.4 degrees C
    Temperature - annual min mean 16.475 degrees C
    Temperature - annual range 37.80002 degrees C
    Temperature - annual range (Bio07) 32.1 degrees C
    Temperature - coldest month min 6.78 degrees C
    Temperature - coldest period min (Bio06) 7.1 degrees C
    Temperature - coldest quarter mean (Bio11) 17.7 degrees C
    Temperature - diurnal range mean (Bio02) 16.5 degrees C
    Temperature - driest quarter mean (Bio09) 19.5 degrees C
    Temperature - isothermality (Bio03) 0.52 %
    Temperature - month hottest maximum 38.77 degrees C
    Temperature - seasonality (Bio04) 1.83
    Temperature - warmest month min 23.62 degrees C
    Temperature - warmest period max (Bio05) 39.2 degrees C
    Temperature - warmest quarter (Bio10) 31.3 degrees C
    Temperature - wettest quarter mean (Bio08) 31.0 degrees C
    Wind run - annual mean 142.0322 km/day
    WorldClim: Precipitation - annual 386.0 mm
    WorldClim: Precipitation - coldest quarter 22.0 mm
    WorldClim: Precipitation - driest month 4.0 mm
    WorldClim: Precipitation - driest quarter 18.0 mm
    WorldClim: Precipitation - seasonality 88.0
    WorldClim: Precipitation - warmest quarter 231.0 mm
    WorldClim: Precipitation - wettest month 95.0 mm
    WorldClim: Precipitation - wettest quarter 231.0 mm
    WorldClim: Temperature - annual mean 252.0 degrees C * 10
    WorldClim: Temperature - annual range 316.0 degrees C * 10
    WorldClim: Temperature - coldest month min 75.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 177.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 161.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 198.0 degrees C * 10
    WorldClim: Temperature - isothermality 50.0 %
    WorldClim: Temperature - seasonality 5295.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 391.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 309.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 309.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.0 degrees
    Distance - to coast 5.168559 km x 100
    Distance - to non-permanent water (weighted) 0.0 degrees
    Distance - to permanent water (weighted) 0.30528674 km
    Euclidean Distance to Coast (metres) 492118.16 m
    Remoteness index 18.0
    Fire
    Fire - time since last 9.0 years
    Fire frequency 1.0 frequency
    Hydrology
    Drainage - average 76.0 megalitres/5x5km/year
    Drainage - variability 244.0 %
    Runoff - average 648.0 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 39.115818
    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 0.9730357 Mg/m^3
    Carbon - organic 0.07020092 %
    Clay % 22.107143 %
    Hydrologic conductivity - average saturated 300.0 mm/h
    Moisture Index - annual mean (Bio28) 0.11
    Moisture Index - highest quarter mean (Bio32) 0.28
    Nutrient status 1.0 index
    Soil depth 0.9 m
    Soil pedality 1.5214286
    Water holding capacity 50000.0 mm
    Water stress index - month max 29.984467
    Weathering Intensity V2 4.30573 Weathering Intensity Index
    Topography
    Aspect 177.0 degrees
    Averaged Topographic Relief 22.75 metres
    Bathymetry and Elvation 9 sec 343.0 m
    Elevation 345.0 m
    Topographic Slope (degrees) 0.16817011 degrees
    Topographic relief 2.285858 m
    Topographic slope (%) 0.1201751 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.1326 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 21.0 %
    Fractional Cover - Bare Soil (2012-03-05) 42.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 43.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 15.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.0063 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 0.4 m^2 plant / m^2 ground
    NDVI Mean 23.0 NDVI x 100
    NPP Mean 1.0 tonnes/ha/yr
    Normalized Difference Vegetation Index (2012-03-05) 0.2585 NDVI