Electronic Flora of South Australia
Electronic Flora of South Australia
Census of SA Plants, Algae & Fungi
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Electronic Flora of South Australia genus Fact Sheet

Family: Rubiaceae

Citation: Sol. ex DC., Prod. 4:615 (1830).

Derivation: Greek poma, a lid; alluding to the lid by which the fruit dehisces.

Synonymy: Not Applicable

Common name: None

Perennial shrublets with terete branches and a slightly woody base; leaves opposite, with stipules scarcely connate with the leaf base.

Inflorescence usually a terminal umbellate thyrse with 3-11 flower-like cymules on a long stalk and each usually with 3 flowers connate to one another and a funnel-shaped sepaloid involucre; flowers bisexual, 5-merous, protandrous; corolla tube funnel-shaped, at least twice as long as the lobes, deciduous; stamens with almost free filaments; anthers with a terminal appendage; ovary inferior, fused to others in the flower head to form a usually 3-locular compound fruit; style short, with 2 filiform stigmas.

Fruit with 1 seed in each cell, dehiscing by an almost round apical lid.

Distribution:  A monotypic genus endemic to Australia where it usually occurs on rocky outcrops in areas of usually low rainfall.

Biology: No text

Author: Not yet available

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