Gasteruptiidae.
Holotype female of Gasteruption youngi.
“S. AUST. Wirrabara Forest, Sweeping, 7.iv.2007 J.T. Jennings.”
Reference: Jennings, J.T. & Parslow, B. 2014, Gasteruption youngi, sp. nov. (Hymenoptera: Evanioidea: Gasteruptiidae) from South Australia; a species with unusual setose ovipositor sheaths. Zootaxa 3872 (1), 95–100.
Possibly floridanum? White markings on hind tarsus; tegula reddish brown (?); fore- and midtibiae reddish brown and without white.
This wasp was very interesting in the nectar from the flowering Senecio (separate observation - https://inaturalist.ala.org.au/observations/183938533 )
A small wispy wasp visiting a white aster blossom in the marshy bottoms of Bogus Run. Based on head shape and stance, I'm inclined to say 'Gasteruption', but there's not a lot to go on.
On Anaphalis margaritacea in post-burn area. Collected for the Royal Alberta Museum (permit #WATNP-2023-45400).