At foot of low scarp on high east-facing hill, growing in pale gritty sand among granite boulders;extensive bare granite pavement above the population. Substrate:Bolivia Hill Leucoadamellite. Low DSF with Eucalyptus sp., Callitris endlicheri, E. prava, Acacia adunca, A. pycnostachya & many shrubs. Low trees or mostly mallees, 5-12 m high, mostly with 2-5 leaning trunks from base. Bark coarsely stringy, rough to small branches. Leaves thick, young leaves dull & glaucous, older leaves shining green. Branchlets glaucous, sharply tetragonous. Locally frequent, aparently restricted to one portion of Bolivia Hill.