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Drypetes acuminata



Botanical Name

Drypetes acuminata P.I.Forst.

Forster, P.I. (1997) Austrobaileya 4: 483. Type: Queensland, Koolmoon Creek, near Tully Falls, Oct 1953, K. J. White, holo: BRI; iso: K, MEL, QRS.


Drypetes lasiogyna var. australasica (Mull.Arg.) Airy Shaw, Kew Bulletin 35: 628(1980), Type: ?.

Common name

Boxwood, Grey; Grey Boxwood; Yellow Tulip; Yellow Tulipwood


Blaze distinctly layered.


Leaf blades about 3.5-12 x 1.5-5 cm. Midrib cream, depressed or flush with the upper surface. Lateral veins forming loops well inside the blade margin. Twigs often marked by pale lenticels. Stipules small and inconspicuous. Leaves on coppice shoots prominently toothed.


Male flowers: Inflorescences up to 13 mm long. Flowers about 3.2-4.5 mm diam., pedicels about 3.2-5 mm long. Tepals about 2.5-3.5 x 2-3 mm. Stamens 6-9, filaments about 0.3-0.6 mm long, anthers about 1.2-1.5 x 0.8-1.3 mm. Disk reduced to small lobes about 0.5 mm long. Female flowers: Flowers solitary, on pedicels about 9-18 mm long. Disk saucer-shaped. Ovary about 3.5-4 x 3 mm, densely clothed in yellow hairs. Styles reduced, stigmas appressed to the top of the ovary, about 1-1.5 mm long.


Fruits globular-ovoid, about 10-26 x 9-15 mm clothed in soft hairs. Seed about 20 x 8-9 mm. Cotyledons ovate, about 11 x 7 mm. Radicle about 3 mm long.


Cotyledons cordate or orbicular, about 20-35 x 12-22 mm, prominently 3-veined at the base, petioles very short. At the tenth leaf stage: leaf blade elliptic or ovate, apex acuminate, base cuneate or obtuse, margin dentate; stipules small, triangular and pubescent.

Distribution and Ecology

Endemic to NEQ. Altitudinal range from 500-1150 m. Grows in well developed upland and mountain rain forest on a variety of sites.

Natural History

Produces a useful general purpose timber.

Wood specific gravity 0.91. Cause et al. (1989).





RFK Code