Tribonanthes purpurea T.Macfarlane & Hopper Granite Pink
Fl.Australia 45:465 (1987)

Conservation Code: Threatened Flora (Declared Rare Flora — Extant)
Naturalised Status: Native to Western Australia
Name Status: Current

Brief Description
Amanda Spooner, Friday 28 April 2000

Tuberous, perennial, herb, 0.03-0.04 m high. Fl. pink-purple, Aug. Seasonally wet soils in moss swards & herbfields among granite rocks.


Beard’s Provinces: South-West Province.

IBRA Regions: Avon Wheatbelt, Esperance Plains, Jarrah Forest, Mallee.

IBRA Subregions: Avon Wheatbelt P2, Fitzgerald, Northern Jarrah Forest, Southern Jarrah Forest, Western Mallee.

Local Government Areas (LGAs): Beverley, Gnowangerup, Katanning, Kondinin, Lake Grace, Narembeen, West Arthur.

Scientific Description
Chris Hollister and Kevin Thiele, Tuesday 29 August 2017

Leaves flat, 20-70 mm long, 1-2 mm wide; bristles or hairs on the leaf margin absent; hairs on the surface of the leaf absent (leaf surfaces glabrous). Scape absent, hairy. Inflorescence subtended by a bract 11-20 mm long, with one flower; floral bracts 7.5-10.5 mm long; pedicels present, 2-7 mm long; flowers 10-14 mm long. Perianth hairy, radially symmetrical, uniformly coloured, pink or purple, with six more or less equal tepals, the inner segments 4.5-7 mm long. Stamens six, in one level; filaments 2-2.3 mm long; anther 1.5-2 mm long, with an appendage. Style 7-8 mm long. Flowers in August. Occurs in the Jarrah Forest, Mallee and Esperance IBRA bioregion(s), of the South-west Botanical Province. Conservation Code Threatened (T).