Nature conservation

Threatened species

Eastern Australian Underground Orchid - Sydney Basin: Distribution and vegetation associations

Scientific name: Rhizanthella slateri
Conservation status in NSW: Vulnerable
Commonwealth status: Endangered
Last updated: 20 Aug 2019

Distribution of the species within this region

The Eastern Australian Underground Orchid is known or predicted to occur in the following sub-regions of the Sydney Basin Interim Biogeographic Regionalisation of Australia Region.

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IBRA sub-region  Known or predictedGeographic restrictions within region
Burragorang Predicted None
Cumberland Predicted None
Ettrema Predicted None
Illawarra Predicted None
Jervis Known None
Moss Vale Predicted None
Pittwater Known None
Sydney Cataract Predicted None
Wollemi Known None
Wyong Known None
Yengo Known None

Vegetation formations, classes and types

In this region the Eastern Australian Underground Orchid - Sydney Basin is known to be associated with the following vegetation formations and classes. Click on a name to get background information about it.

  • Rainforests
    • Cool Temperate Rainforests
      • 4106 Illawarra Escarpment Cool Temperate Rainforest
    • Dry Rainforests
      • 3110 Greater Sydney Enriched Grey Myrtle Dry Rainforest
      • 3086 Lower North Hinterland Riparian Dry Rainforest
      • 3089 Lower North Waterhousea Riparian Rainforest
      • 3091 Lower North Waterhousea-Water Gum Rainforest
      • 3111 Sydney Hinterland Grey Myrtle Riparian Forest
    • Northern Warm Temperate Rainforests
      • 3025 Central Coast Gallery Rainforest
      • 3028 Illawarra Escarpment Warm Temperate Rainforest
      • 3029 Lower North Wet Gully Palm Rainforest
      • 3030 Nattai Plateau Callicoma Gully Rainforest
      • 3037 Sydney Basin Warm Temperate Rainforest
      • 3038 Sydney Coastal Coachwood Gallery Rainforest
      • 3040 Sydney Coastal Foreshores Gully Rainforest
      • 3039 Sydney Coastal Lilly Pilly-Palm Gallery Rainforest
      • 3041 Sydney Sandstone Coachwood-Grey Myrtle Rainforest
      • 3043 Upper Blue Mountains Gully Rainforest
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  • Wet sclerophyll forests (grassy sub-formation)
    • Northern Hinterland Wet Sclerophyll Forests
      • 3230 Central Coast Escarpment Moist Forest
      • 3234 Hunter Coast Lowland Spotted Gum Moist Forest
      • 3237 Hunter Range Blue Gum Gully Forest
      • 3242 Lower North Ranges Turpentine Moist Forest
      • 3244 Lower North Spotted Gum-Mahogany-Ironbark Sheltered Forest
      • 3241 Lower North White Mahogany-Spotted Gum Moist Forest
      • 3248 Northern Blackbutt-Turpentine Shrub Forest
      • 3250 Northern Foothills Blackbutt Grassy Forest
      • 3167 Northern Hinterland Blackbutt-Forest Oak Wet Forest
      • 3254 Northern Hinterland Tallowwood-Forest Oak Grassy Forest
      • 3170 Northern Hinterland White Mahogany Moist Grassy Forest
      • 3258 Sydney Basin Creekflat Blue Gum-Apple Forest
      • 3259 Sydney Coastal Shale-Sandstone Forest
      • 3261 Sydney Sandstone Plateau Shale Forest
      • 3262 Sydney Turpentine Ironbark Forest
      • 3263 Watagan Range Turpentine-Mahogany Grassy Forest
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    • Southern Lowland Wet Sclerophyll Forests
      • 3266 Nattai-Morton Sandstone Peppermint Gully Forest
      • 3267 Shoalhaven Foothills Turpentine Forest
      • 3268 Shoalhaven Foothills Turpentine-Ironbark Moist Forest
      • 3270 Shoalhaven Lowland Wet Gully Forest
      • 3271 Shoalhaven Spotted Gum-Blackbutt Moist Forest
      • 3273 South Coast Lowland Shrub-Grass Forest
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  • Wet sclerophyll forests (shrubby sub-formation)
    • North Coast Wet Sclerophyll Forests
      • 3136 Blue Gum High Forest
      • 3137 Blue Mountains Enriched Blue Gum Moist Forest
      • 3140 Blue Mountains Sandstone Turpentine Moist Forest
      • 3138 Blue Mountains Wet Gully Forest
      • 3150 Hunter Coast Ranges Turpentine Wet Forest
      • 3084 Lower North Brown Myrtle Wet Forest
      • 3087 Lower North Ranges Riparian Turpentine Forest
      • 3166 Northern Escarpment Brush Box-Tallowwood-Maple Wet Forest
      • 3169 Northern Hinterland Tallowwood-Brush Box Wet Forest
      • 3171 Northern Lowland Viney Wet Forest
      • 3174 Northern Turpentine-Brush Box Wet Forest
      • 3176 Sydney Enriched Sandstone Moist Forest
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