A worldwide community photographing and learning about wildlife
Thlymitra antennifera
These are growing along with the wallflower orchids and other early spring flowers.
heath, open eucalypt forest, gregarious
http://www.dpiw.tas.gov.au/inter/nsf/Att... antennifera listing statement.pdf
I know these are widespread and common in Western Australia, but i dont know much about them in your area.
Thanks StevenSpragg, interesting that the web site describes it as a threatened Tasmanian species, I wonder if its threatened in SA?