Patersonia glabrata, commonly known as leafy purple-flag, or bugulbi in the Cadigal language,[2] is a species of flowering plant in the family Iridaceae and is endemic to eastern Australia.

It is a perennial herb or subshrub with linear leaves and pale violet flowers.

Patersonia glabrata is a perennial herb or subshrub that typically grows to a height of 30–80 cm (12–31 in) with a few woody stems.

[2][3][4][5] Patersonia glabrata was first formally described in 1810 by Robert Brown in his Prodromus Florae Novae Hollandiae et Insulae Van Diemen.

[8] Leafy purple-flag grows on the coast and tablelands of eastern Australia from 18°South in Queensland through New South Wales to Bairnsdale in Victoria with disjunct populations on Wilsons Promontory and French Island.