Rhizomatous, perennial, herb, 0.2-1.8 m high. Fl. green & black, Aug to Dec. White sand, lateritic gravel, laterite.
Beard’s Provinces: South-West Province.
IBRA Regions: Geraldton Sandplains, Jarrah Forest, Swan Coastal Plain.
IBRA Subregions: Dandaragan Plateau, Geraldton Hills, Lesueur Sandplain, Northern Jarrah Forest, Perth.
IMCRA Regions: Central West Coast.
Local Government Areas (LGAs): Carnamah, Chittering, Coorow, Dandaragan, Gingin, Irwin, Swan, Three Springs, Victoria Plains.
Leaves flat, 315-460 mm long, 10-15 mm wide; bristles or hairs on the leaf margin absent; hairs on the surface of the leaf absent (leaf surfaces glabrous). Scape present, hairy, 550-820 mm long. Inflorescence subtended by a bract 22-35 mm long, with several flowers; floral bracts 9-11 mm long; pedicels present, 2-3.5 mm long; flowers 50-68 mm long. Perianth hairy, bilaterally symmetric, distinctly bicoloured, green and black, with six more or less equal tepals, the inner segments 27-37 mm long. Stamens six, in three levels, in pairs; filaments 27-33 mm long; anther 4.5-5.7 mm long, with an appendage. Style 40-55 mm long. Flowers in August, September, October, November or December. Occurs in the Geraldton Sandplains, Swan Coastal Plain and Jarrah Forest IBRA bioregion(s), of the South-west Botanical Province.