Polyosma alangiacea F.Muell.
Mueller, F.J.H. von (1874) Fragmenta Phytographiae Australiae 8: 8. Type: In silvis densis montium prope Rockinghams Bay ubi, quoque Bischoffia Javanica nascitur; Dallachy.
Alder, White; White Alder
Fine oak grain in the wood and a corresponding pattern in the inner blaze. Lenticels quite large, up to 20 cm or longer on trees 30 cm dbh. White granular stripes in the outer blaze under the lenticels.
Young shoots and younger leaf bearing twigs densely clothed in short brown hairs. Leaf blades about 6.5-16 x 2.5-6 cm. Lateral veins forming loops inside the blade margin.
Cotyledons linear-elliptic, base sessile. First pair of leaves toothed. At the tenth leaf stage: leaf blade obovate, apex acuminate, base cuneate, margin dentate, teeth aristate, about 1-3 on each margin of the blade, upper surface glabrous; petiole, stem and terminal bud clothed in reddish brown hairs. Seed germination time 259 to 456 days.