Tree, 3-12 m high. Fl. cream-yellow/green & red, Nov to Dec or Jan. Red sand, sandy loam. Undulating sand dunes, rocky ridges & slopes.
Beard’s Provinces: Eremaean Province, South-West Province.
IBRA Regions: Avon Wheatbelt, Carnarvon, Central Ranges, Coolgardie, Gascoyne, Geraldton Sandplains, Gibson Desert, Great Victoria Desert, Little Sandy Desert, Murchison, Pilbara, Yalgoo.
IBRA Subregions: Augustus, Avon Wheatbelt P1, Cape Range, Carnegie, Central, Chichester, Eastern Goldfield, Eastern Murchison, Edel, Geraldton Hills, Hamersley, Lateritic Plain, Mann-Musgrave Block, Shield, Southern Cross, Tallering, Trainor, Western Murchison, Wooramel.
Local Government Areas (LGAs): Ashburton, Coolgardie, Cue, East Pilbara, Exmouth, Kalgoorlie-Boulder, Laverton, Leonora, Meekatharra, Menzies, Mount Magnet, Mount Marshall, Murchison, Ngaanyatjarraku, Northampton, Perenjori, Sandstone, Shark Bay, Westonia, Wiluna, Yalgoo, Yilgarn.
Tree. Stems glabrous. Leaves 100-155 mm long, 45-150 mm wide, tripartitely lobed or palmately lobed, simply (once-)lobed; margins entire; hairs and scales absent (leaves quite glabrous); stipules present but early deciduous (only visible on youngest leaves). Perianth of one whorl only (the visible whorl is a calyx, sometimes petaloid). Pedicel present, 3-4 mm long; glabrous. Epicalyx (extra segments or 'bracteoles' immediately below the calyx) absent. Calyx green, cream, yellow or red, 8-10 mm long, the lobes fused less than half their length, stellate hairs present, number of ribs absent. Stamens many, united and arising from a staminal tube around the style; filaments absent (anthers sessile); anthers 0.8-2 mm long. Staminodes present. Ovary hairs or scales present, stellate hairs present; styles several, free and separate, arising from the summit of the ovary, 2-3.2 mm long, with five style branches or lobes, hairy for most of length. Fruits indehiscent and splitting into sections (schizocarps), length-width ratio at least 1.5 times as long as wide, mericarps smooth, hairs and scales absent; apex rounded; calyx deciduous before maturity; carpels 5; seeds per loculus 2-4 or ≥5. Flowering time January, November or December. Distribution Botanical Province Eremaean or South-West, IBRA Bioregion Pilbara, Carnarvon, Gascoyne, Little Sandy Desert, Gibson Desert, Central Ranges, Yalgoo, Murchison, Great Victorian Desert, Coolgardie, Geraldton Sandplains or Avon Wheatbelt.