There are at least 33 species of orchids in the Pilliga, with 1 endangered species
- Calochilus robertsonii - Purplish Beard Orchid
- Cyanicula caerulea - Blue Caladenia
- Glossodia major - Waxlip Orchid
- Hymenochilus (Pterostylis) bicolor - Black Tip Greenhood
- Hymenochilus (Pterostylis) mutica - Midget Greenhood
- Pterostylis boormanii - Baggy Britches Greenhood
- Pterostylis curta - Blunt Greenhood
- Thelymitra pauciflora - Slender Sun Orchid
Useful orchid links:
Orchid parts explained, plus identification keys
Pollination of greenhood orchids
Greenhood seed biology
Orchid pollination
Pollination of greenhood orchids
Greenhood seed biology
Orchid pollination