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Scale bar 10mm. Copyright CSIRO
Leaves and flowers.. Copyright Australian Plant Image Index (APII). Photographer: J. Wrigley.
Lophostemon lactifluus (F.Muell.) Peter G.Wilson & J.T.Waterh.
Wilson, Peter G. & Waterhouse, J.T. (1982) Australian Journal of Botany 30: 428. Type: ?.
Tristania lactiflua F.Muell., Fragm. 1: 82(1859), Type: Northern Territory, near McAdam Range, F. Mueller, Oct. 1855; holo: MEL.
Pale brown, brittle stripes in the blaze. Dead bark layered, often soft and somewhat compressible.
Young twigs and petioles produce a milky exudate. Leaf blades about 10-14 x 2.7-6 cm. Midrib +/- flush with the upper surface of the leaf blade. Oil dots numerous, one or more per reticulation. Young shoots and terminal bud glabrous.
Flowers about 6 mm diam. Calyx lobes obtuse, persistent, about 3 mm long. Petals about 5 x 4 mm long. Staminal fascicles five, each about 2-3 mm long, opposite the petals. Usually 12-25 stamens per fascicle. Anthers less than 2 mm long, tipped by a conspicuous terminal gland. Style about 2 mm long.
Fruit about 3-16 mm diam., seeds about 1-1.5 mm long.
Features not available.
Distribution and Ecology
Endemic to Australia, occurs in WA and NT and perhaps extends east into NEQ (the Gulf of Carpentaria Region). Altitudinal range small, from sea level to 300 m. Grows in swampy open forest country or in close proximity to watercourses. Sometimes occurs in gallery forest or on rain forest margins.
Shrub (woody or herbaceous, 1-6 m tall)