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Flora of Australia Online

Xylomelum cunninghamianum Foreman, Muelleria 6: 299 (1987)

T: 4–5 km NW of Wallangra, on road to Coolatai, N.S.W., 18 Aug. 1985, D.B.Foreman 873 ; holo: MEL; iso: BRI, CANB, NSW.

[Xylomelum salicinum auct. non (Meisn.) A.Cunn. ex Benth.: G.Bentham, Fl. Austral. 5: 408 (1870) p.p. , as to Leichhardt and Lau collections; F.J.H. von Mueller, S. Sci. Record , n.s. 2: unpaged preprint (1886)] 

Illustration: D.B.Foreman, Muelleria 6: 300, fig. 1 (1987).

Tree to 12 m tall. Leaves with petiole 1–2 cm long; lamina lanceolate, apiculate, 5–12.5 cm long, 1.2–2.3 cm wide; margin entire, slightly sinuate, or prominently toothed apically. Conflorescence to c. 46 cm long, pale ferruginous-tomentose; involucral bracts ±broadly oblong to broadly ovate. Tepals 8–10 mm long, yellow, ferruginous-pubescent or pilose. Ovary ferruginous-tomentose; pollen presenter ellipsoidal. Fruit 6–9 cm long, 3–4.5 cm wide, ±ovoid, shortly ferruginous-velvety, weathering to grey. Seeds 5–7 cm long, 1.5–2 cm wide, pale brown. Fig. 174 I.

Scattered throughout inland regions of south-eastern Qld and north-eastern N.S.W. Grows in dry sclerophyll forest in sandy soil at altitudes of 350–630 m. Flowers Feb.–May. Map 457.

Qld: Isla Gorge, 24 May 1977, N.Byrnes & M.Olsen (BRI); Blackdown Tableland, 22 Feb. 1982, S.Pearson (BRI). N.S.W.: 4.9 km E of Yetman, R.G.Coveny 11651 & P.G.Wilson (NSW); 4–5 km NW of Wallangra on road to Coolatai, D.B.Foreman 880 (MEL).

This is 'X. sp. ' of S.W.L.Jacobs & J.Pickard, Pl. New South Wales , 182 (1981) and 'Xylomelum sp. 1' of T.D.Stanley & E.M.Ross, Fl. SE Queensland 2: 17 (1986). The latter authors cited this as containing a cyanogenic glycoside, but with no recorded cases of poisoning.

(D.B.Foreman)

 

Data derived from Flora of Australia Volumes 16 (1995), 17A (2000) and 17B (1999), products of ABRS, ©Commonwealth of Australia