[1] His main expertise is in the native plants of Western Australia, particularly weed flora and the Apiaceae, Liliaceae and Myrtaceae.
[1] Keighery has a BSc in plant genetics from the University of Western Australia.
From 1974 to 1983 he worked in biosystematics at the Kings Park and Botanic Garden in Perth, Western Australia.
He is a senior principal research scientist at the Department of Biodiversity, Conservation and Attractions.
[2] Category:Taxa named by Gregory John Keighery