Summary[edit] Description: English: Flower spike of Thelymitra macrophylla growing near Madfish Bay in William bay National Park. Date: 19 October 2018, 11:18:00. Source: Own work. Author: Geoff Derrin.
Summary[edit] Description: English: Grooved leaf of Thelymitra macrophylla near Madfish Bay in William Bay National Park. Date: 19 October 2019, 11:14:32. Source: Own work. Author: Geoff Derrin. Camera location35° 01′ 25.13″ S, 117° 15′ 27.88″ EView all coordinates using: OpenStreetMap-35.023648; 117.257745.