Australian Tropical Rainforest Plants - Online edition

Clerodendrum longiflorum var. glabrum Munir

Shrub (woody or herbaceous, 1-6 m tall)
Click/tap on images to enlarge
Flowers. © CSIRO
Leaves, flowers and fruit. © B. Gray
Fruit. © B. Gray
10th leaf stage. © CSIRO
Cotyledon stage, hypogeal germination. © CSIRO
Scale bar 10mm. © CSIRO

Munir, A.A. (1989) Journal of the Adelaide Botanic Gardens 11: 120. Type: I.R.H. Telford 1997, Paluma Range Road, S of Ingham, Queensland, 24.v.1970 (CBG, holotype; BRI, isotype).

Common name

Flowers of Magic; Witches Tongues


Seldom exceeding 30 cm dbh. Bark often thick and corky.


Leaf blades about 8-20 x 5-10 cm. Lateral veins curved throughout their length but not forming loops. Petiole often purplish.


Calyx tube about 6 mm long, lobes about 4 mm long. Corolla tube long and slender, about 60 mm long, glabrous externally, lobes about 8-9 mm long. Style about 70 mm long, stigma about 1 mm long.


Fruits globose, about 6-10 x 6-9 mm. Calyx lobes persistent at the base, red at fruit maturity. Carpels purple or almost black at maturity.


First pair of leaves have entire margins or with 1-3 teeth on each side. At the tenth leaf stage: leaf blade ovate, apex acuminate, base obtuse; upper surface with a few scattered hairs along the midrib. Taproot swollen, carrot-like (Daucus carota). Stem hairs just visible with a lens. Seed germination time 26 to 108 days.

Distribution and Ecology

Occurs in NT, CYP, NEQ, CEQ and southwards as far as south-eastern Queensland. Altitudinal range from 100-700 m. Grows as an understory tree in lowland and upland rain forest. Also occurs in New Guinea.

Natural History & Notes

Fruit eaten by many species of birds. Cooper & Cooper (1994).

This shrub or small tree has potential in horticulture, though seldom used, it is easily cultivated. Large terminal clusters of white, tubular, perfumed flowers are followed by dark green to black fruits embedded in the fleshy red calyx.

RFK Code
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