For your information here are some of the ideas Council has received in recent years for a native floral emblem.

Pink bottlebrush flowers.
Bottlebrush and tea trees (Melaleuca (syn. Callistemon) species). Flowers spring and summer. Flower colour depends on species (often red or pink) .
Brisbane wattle flowers. Yellow flowers with green leaves.
Brisbane Lily. White flowers with blurred green leaves in background.
White lemon-scented myrtle flowers with green leaves.
Yellow coast banksia flower with green leaves.
Red flame tree flowers with branches and green leaves in the background.
White ivory curl flowers with green leaves. Trees and grass blurred in the background.
White river lily flowers with blurred green leaves in background.
Pink bottlebrush flowers.
Yellow and white native frangipani flowers with green leaves.
White brush box flower with green leaves blurred in background.
White lillypilly flower with green leaves.
Yellow golden penda flowers with green leaves in background.