Occurrence record: AD:AD 98621233

Preserved specimen of Heterostemma acuminatum Decne. recorded on 1984-02-18

Dataset

Data partner Australia's Virtual Herbarium
Data resource AD AVH
Institution code Department of Environment, Water and Natural Resources
Supplied institution code "AD"
Collection State Herbarium of South Australia
Supplied collection code "AD"
Catalog number AD 98621233
Occurrence ID AD:AD:AD 98621233
Record type Preserved specimen
Supplied basis "PreservedSpecimen"
Identified by Symon, D.E.
Identified date 20030808
Collector Dunlop, C.|Russell-Smith, J.
Supplied as "Dunlop, C. | Russell-Smith, J."
Record number 6642
License UNSPECIFIED
Presence/Absence PRESENT
Supplied as Present
Date identified 2003-08-08
Supplied as 20030808

Event

Occurrence date 1984-02-18
Verbatim event date 18 Feb 1984
Date precision DAY

Taxonomy

Scientific name Heterostemma acuminatum
Supplied scientific name "Heterostemma acuminatum Decne."
Identified to rank species
Kingdom Plantae
Phylum Charophyta
Class Equisetopsida
Order Gentianales
Family Apocynaceae
Supplied as "Asclepiadaceae"
Genus Heterostemma
Species Heterostemma acuminatum
Name match metric exactMatch
Scientific name authorship Decne.
Name parse type SCIENTIFIC

Geospatial

Country Australia
State or Territory Northern Territory
Locality SE Mt. Howship, Arnhem Land
Habitat
Supplied as "In sheltered gorge in sandstone"
Latitude -12.582044418535396
Supplied as: "-12.5833330000"
Longitude 133.1676725874319
Supplied as: "133.1666670000"
Datum EPSG:4326
Supplied datum: "AGD84"
Coordinate precision Unknown
Coordinate uncertainty (in metres) 10000.0
Terrestrial true
Biome TERRESTRIAL
Marine false
Country Code AU
Verbatim coordinates 12,35,,S;133,10,,E

User flagged issues 

    Data quality tests

    Test name Result
    Coordinates converted to WGS84 Warning
    Show/Hide 83 passed properties
    Show/Hide 6 missing properties
    Show/Hide 17 tests that have not been run

    Additional political boundaries information

    Area Management
    Australian Tropical Savanna Australian Tropical Savanna
    CAPAD 2010 Terrestrial Warddeken
    CAPAD 2012 Terrestrial Warddeken
    CAPAD 2014 Terrestrial Warddeken
    CAPAD 2016 Terrestrial Warddeken
    Fallow practice - dominant (area) No cereal producers
    Fallow practice - dominant (number) No cereal producers
    Global 200 priority ecoregions - Terrestrial Northern Australia and Trans-Fly Savannas
    Important Bird Areas (IBA) Australia Arnhem Plateau IBA
    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 Arafura - Carpentaria
    IBRA 6 Regions Arnhem Plateau
    IBRA 6 Sub Regions Arnhem Plateau P1
    IBRA 7 Regions Arnhem Plateau
    IBRA 7 Subregions Alligator
    Terrestrial Ecoregional Boundaries Arnhem Land Tropical Savanna
    World Anthropogenic Biomes (2000) Remote rangelands
    Climate
    Agroclimatic classification of Australia Strongly developed wet and dry seasons with plant growth determined by moisture availability
    Koppen Climate Classification (All Classes) Tropical: savanna
    Koppen Climate Classification (Major Classes) Tropical
    Fire
    Fire regime niches Heath (tropical)
    Hydrology
    Drainage Divisions Level 1 Tanami-Timor Sea Coast
    Drainage Divisions Level 2 EAST ALLIGATOR RIVER
    River Regions EAST ALLIGATOR RIVER
    Marine
    Marine Ecoregions of the World Arnhem Coast to Gulf of Carpenteria
    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 Warddeken
    Local Government Areas 2011 West Arnhem (S)
    Local Government Areas 2012 deprecated West Arnhem
    Local Government Areas PSMA 2018 WEST ARNHEM REGION
    PSMA ABS Census Indigenous Language Speakers by Area - I01B (2016) 1746
    PSMA ABS Census Selected Person Characteristics by Indigenous Status by Area - I01A (2016) 1963
    PSMA ABS Greater Capital City Statistical Areas (2016) REST OF NT
    PSMA ABS SA2 Statistical Areas (2016) WEST ARNHEM
    PSMA ABS SA3 Statistical Areas (2016) DALY - TIWI - WEST ARNHEM
    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) NORTH-WEST ARNHEM
    PSMA Indigenous Locations (2016) COBOURG PENINSULA - DEMED HOMELANDS
    PSMA Indigenous Regions (2016) JABIRU - TIWI
    PSMA Localities (2018) WEST ARNHEM
    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) ARAFURA
    PSMA State Electoral Boundaries (2018) ARAFURA
    PSMA States (2016) NORTHERN TERRITORY
    PSMA Urban Centre and Locality (2016) REMAINDER OF STATE/TERRITORY (NT)
    PSMA Wards (2018) GUNBALANYA WARD
    Statistical Local Areas West Arnhem (S) Bal
    World Country Boundaries Australia
    Substrate
    Geological Regions of Australia McArthur Region
    Surface Geology of Australia Lshe
    Topography
    Physiographic Provinces of Australia North Australian Plateaus Province
    Physiographic Regions 2011 Arnhem Plateau
    Vegetation
    Australia's Indigenous forest estate (2013) v2.0 Indigenous owned, Non forest
    Forests of Australia (2013) v2.0 Non Forest
    Land cover Native forests and woodlands
    NVIS 4.1 Major Vegetation Groups Unclassified Forest
    NVIS 4.1 Major Vegetation Subgroups Unclassified native vegetation
    Tenure of Australia's forests (2013) v2.0 Private Freehold
    Vegetation - condition Residual
    Vegetation types - native Rainforests and vine thickets
    Vegetation types - present Rainforest and vine thickets

    Environmental sampling for this location

    Area Management
    Natural resource management expenditure 1.0309905E7 $
    Biodiversity
    Acacia – Miller et al 2012 - 0.5 degree 0.6573
    Amphibians (global) – Pyron & Wiens 2011 - 0.5 degree 3.0261
    Endemism 0.017103966
    Endemism (Non-marine) 0.018653102
    Mammals – Fritz et al 2009 - 0.5 degree 0.0
    Migratory species (2008) 5.0 frequency
    Occurrence Density 732.0 frequency
    Shannon Diversity (H) 5.549752 index
    Species Richness 321.0 frequency
    Threatened communities (2008) 0.0 frequency
    Threatened species (2008) 2.0 frequency
    Climate
    2030A1BMk35M: Aridity index - annual mean 0.5878623
    2030A1BMk35M: Evaporation - month min 164.12 mm
    2030A1BMk35M: Precipitation - annual mean 109.80666 mm
    2030A1BMk35M: Precipitation - driest month 0.0 mm
    2030A1BMk35M: Precipitation - equinox seasonality ratio 0.2661987
    2030A1BMk35M: Precipitation - spring or autumn season -2.728487
    2030A1BMk35M: Temperature - annual max mean 33.93 degrees C
    2030A1BMk35M: Temperature - annual min mean 22.6175 degrees C
    2030A1BMk35M: Temperature - annual range 18.5 degrees C
    Aridity index - annual mean 0.66780114
    Aridity index - month max 2.1567416
    Aridity index - month min 0.0055197068
    Evaporation - annual mean 179.98035 (ml/5km x 5km pixel)
    Evaporation - average 23286.0 ml
    Evaporation - month max 234.99393 mm
    Evaporation - month min 142.69266 mm
    Evaporation - variability 9.0 %
    Growth index C3 macrotherm plants - annual mean 0.45 index
    Growth index C3 mesotherm plants - annual mean 0.18 index
    Growth index C4 megatherm plants - annual mean 0.41 index
    Humidity - annual mean relative 79.576126 %
    Humidity - annual mean relative 3pm 60.707043 %
    Humidity - month max relative 89.296875 %
    Humidity - month max relative 3pm 74.97156 %
    Humidity - month min relative 50.82773 %
    Humidity - month min relative 3pm 50.82773 %
    Precipitation - annual 1311.0 mm
    Precipitation - annual (Bio12) 1439.0 mm
    Precipitation - annual mean 109.727936 mm
    Precipitation - annual seasonality 12.4921055
    Precipitation - coldest quarter (Bio19) 6.0 mm
    Precipitation - driest month 1.0 mm
    Precipitation - driest period (Bio14) 0.0 mm
    Precipitation - driest quarter (Bio17) 5.0 mm
    Precipitation - equinox seasonality ratio 0.40056983
    Precipitation - seasonality (Bio15) 113.0 mm
    Precipitation - spring or autumn season -1.4855994
    Precipitation - warmest quarter (Bio18) 366.0 mm
    Precipitation - wettest month 307.7512 mm
    Precipitation - wettest period (Bio13) 88.0 mm
    Precipitation - wettest quarter (Bio16) 973.0 mm
    Radiation - annual mean (Bio20) 21.1 MJ/m2/day
    Radiation - seasonality (Bio23) 11.0
    Radiation - warmest quarter (Bio26) 23.8 MJ/m2/day
    Temperature - annual max mean 32.21583 degrees C
    Temperature - annual mean (Bio01) 27.3 degrees C
    Temperature - annual min mean 21.056667 degrees C
    Temperature - annual range 21.651794 degrees C
    Temperature - annual range (Bio07) 18.8 degrees C
    Temperature - coldest month min 16.62 degrees C
    Temperature - coldest period min (Bio06) 17.4 degrees C
    Temperature - coldest quarter mean (Bio11) 24.5 degrees C
    Temperature - diurnal range mean (Bio02) 11.2 degrees C
    Temperature - driest quarter mean (Bio09) 24.5 degrees C
    Temperature - isothermality (Bio03) 0.6 %
    Temperature - month hottest maximum 35.3 degrees C
    Temperature - seasonality (Bio04) 0.64
    Temperature - warmest month min 23.65 degrees C
    Temperature - warmest period max (Bio05) 36.3 degrees C
    Temperature - warmest quarter (Bio10) 29.5 degrees C
    Temperature - wettest quarter mean (Bio08) 28.1 degrees C
    Wind run - annual mean 93.564606 km/day
    WorldClim: Precipitation - annual 1428.0 mm
    WorldClim: Precipitation - coldest quarter 6.0 mm
    WorldClim: Precipitation - driest month 1.0 mm
    WorldClim: Precipitation - driest quarter 6.0 mm
    WorldClim: Precipitation - seasonality 109.0
    WorldClim: Precipitation - warmest quarter 365.0 mm
    WorldClim: Precipitation - wettest month 332.0 mm
    WorldClim: Precipitation - wettest quarter 957.0 mm
    WorldClim: Temperature - annual mean 275.0 degrees C * 10
    WorldClim: Temperature - annual range 188.0 degrees C * 10
    WorldClim: Temperature - coldest month min 175.0 degrees C * 10
    WorldClim: Temperature - coldest quarter mean 247.0 degrees C * 10
    WorldClim: Temperature - diurnal range mean 115.0 degrees C * 10
    WorldClim: Temperature - driest quarter mean 247.0 degrees C * 10
    WorldClim: Temperature - isothermality 61.0 %
    WorldClim: Temperature - seasonality 1842.0 standard deviation (degrees C * 10) * 100
    WorldClim: Temperature - warmest month max 363.0 degrees C * 10
    WorldClim: Temperature - warmest quarter mean 296.0 degrees C * 10
    WorldClim: Temperature - wettest quarter mean 282.0 degrees C * 10
    Distance
    Distance - to any water (weighted) 0.0 degrees
    Distance - to coast 0.6648308 km x 100
    Distance - to non-permanent water (weighted) 0.0 degrees
    Distance - to permanent water (weighted) 0.014142135 km
    Euclidean Distance to Coast (metres) 63154.844 m
    Remoteness index 10.988448
    Hydrology
    Drainage - average 2226.0 megalitres/5x5km/year
    Drainage - variability 32.0 %
    Runoff - average 10031.0 megalitres/5x5km/year
    Water Observations From Space 0.0 Percentage
    Social
    Population - density SLA 2006 p/sqkm) 0.1 people/km^2
    Substrate
    2030A1BMk35M: Water stress index - month max 81.0
    ASRIS 0-1m Plant Available Water Capacity (250m raster) 120.0 mm
    ASRIS 0-30cm Bulk Density (250m raster) 1.64 Mg/m3
    ASRIS 0-30cm Clay Content (250m raster) 16.0 %
    Bulk density 1.5568304 Mg/m^3
    Carbon - organic 0.31184655 %
    Clay % 40.975445 %
    Hydrologic conductivity - average saturated 49.090908 mm/h
    Moisture Index - annual mean (Bio28) 0.5
    Moisture Index - highest quarter mean (Bio32) 1.0
    Nutrient status 1.0 index
    Ph - soil 6.0 ph
    Soil depth 1.2 m
    Soil pedality 2.8946428
    Water holding capacity 58000.0 mm
    Water stress index - month max 81.0
    Weathering Intensity V2 2.97061 Weathering Intensity Index
    Topography
    Aspect 162.0 degrees
    Averaged Topographic Relief 255.75 metres
    Bathymetry and Elvation 9 sec 66.0 m
    Elevation 158.0 m
    Topographic Slope (degrees) 7.4966745 degrees
    Topographic relief 177.5696 m
    Topographic slope (%) 13.25308 %
    Vegetation
    Enhanced Vegetation Index (2012-03-05) 0.3976 EVI
    Fraction of Photosynthetically Active Radiation (fPAR) 57.0 %
    Fractional Cover - Bare Soil (2012-03-05) 6.0 % Bare Soil
    Fractional Cover - Non-persistent Vegetation (2012-03-05) 31.0 % Non-persistent Vegetation
    Fractional Cover - Persistent Vegetation (2012-03-05) 62.0 % Persistent Vegetation
    Gross Primary Productivity (2012-03-13) 0.0117 kg C/m^2
    Leaf Area Index (LAI) - 2012-03-05 1.9 m^2 plant / m^2 ground
    NDVI Mean 71.0 NDVI x 100
    NPP Mean 3.0 tonnes/ha/yr
    Normalized Difference Vegetation Index (2012-03-05) 0.682 NDVI