I originally thought this was the same sp as https://inaturalist.ala.org.au/observations/165625672 but on closer inspection the markings are subtly different
Caladenia brownii ??
Shallow soil over granite
In forested section right next to creek. Only saw the one and haven't seen it anywhere else before (Camera time set 3 hours ahead of WA time)
Only one present and haven't seen it here before. (Camera time set 3 hours ahead of WA time)