Australian Tropical Rainforest Plants - Online edition

Erythroxylum sp. Mosquito Point (J.R.Clarkson 9991)


Shrub (woody or herbaceous, 1-6 m tall)
Tree
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Scale bar 10mm. © CSIRO
Family

Provisional HISPID phrase name.

Stem

Occasionally grows into a small tree but often flowers and fruits as a shrub.

Leaves

Leaf blades about 6-12 x 4-6 cm, petioles about 0.2-0.7 cm long. Lateral veins forming a series of loops inside the blade margin. Stipules sheathing the terminal bud.

Flowers

Flowers about 5 mm diam. Calyx lobes about 2 x 0.6-1 mm. Petals about 1-4 x 1-2 mm with a distinct ruffle on the inner surface towards the base. Stamens ten, filaments fused towards the base to form a tube about 1.5-2 mm high around the ovary. Free part of staminal filaments alternately shorter and longer (short about 0.5 mm long, long about 1.5-2 mm long). Anthers globose, about 0.5 mm diam. Ovary green. Styles three, fused towards the base, free parts about 0.6-2 mm long.

Fruit

Fruits ellipsoid, about 7 x 4 mm. Seeds oblong-ellipsoid, about 7 x 3 mm, testa with longitudinal grooves. Embryo about 1.8 mm long, cotyledons wider and longer than the radicle.

Seedlings

Features not available.

Distribution and Ecology

Endemic to Queensland, occurs in CYP and NEQ. Altitudinal range from near sea level to 100 m. Usually grows in monsoon forest or vine thickets but sometimes found in open forest.

Synonyms
Erythroxylum sp. Cape York (EC 20162) [Provisional Phrase Name].
RFK Code
1074
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