Australian Tropical Rainforest Plants - Online edition

Premna acuminata R.Br.


Herb (herbaceous or woody, under 1 m tall)
Shrub (woody or herbaceous, 1-6 m tall)
Tree
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Leaves and Flowers. © CSIRO
Leaves and fruit. © CSIRO
Scale bar 10mm. © CSIRO
Family

Brown, R. (1810) Prodromus Florae Novae Hollandiae : 512. Type: Northern coast of Queensland, location uncertain, R. Brown s.n., 1802-1805; lecto: BM; iso: MEL. Fide Munir, A. A. (1984).

Stem

A small tree seldom exceeding 30 cm dbh.

Leaves

Leaf blades about 6-8 x 3-4 cm, petioles about 3-4 cm long, sometimes almost as long as the leaf blade. Midrib raised on the upper surface of the leaf blade. Leaf bearing twigs puberulent.

Flowers

Panicles approximating or exceeding the leaves. Calyx +/- 2-lipped and four or 5-toothed, about 1.5-2.5 mm long, pubescent and often somewhat rugose, glabrous on the inner surface. Corolla pubescent outside, densely villous inside, about 5-7 mm long, tube +/- cylindrical, almost twice as long as the calyx. Style about 5-6 mm long, stigma shortly 2-lobed.

Fruit

Fruits obovoid or +/- globose, about 4-6 x 3-5 mm.

Seedlings

Features not available.

Distribution and Ecology

Endemic to Australia, occurs in WA, NT, CYP and NEQ. Altitudinal range from sea level to 600 m. Grows in monsoon forest, vine thickets and beach forest.

Synonyms
Gumira acuminata (R.Br.) Kuntze, Revisio Generum Plantarum 2: 507(1891). Premna cordata R.Br., Prodromus Florae Novae Hollandiae : 512(1810), Type: R.Brown s.n., loc. incert., the coast of Qland and the NT, 1802-1805; iso: BM, K.
RFK Code
1017
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