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24. Angolaea Weddell

Angolaea Weddell in A. de Candolle, Prodromus 17: 300 (1873).

Roots unknown; stems branched, floating, up to 50 cm long. Leaves repeatedly forked, segments filiform. Spathellas ellipsoidal, borne on 5--8 mm long stalks. Flowers erect in the spathella, borne in umbel-like clusters; tepals 2, small, one each side of stamens or andropodium base if present; stamens 3(4), free or united below, borne in a cluster on one side of  flower; andropodium very short or apparently 0; pollen in dyads; ovaries 1- or 2-locular. Capsules ellipsoidal; valves  equal, each with 3 ribs; style short, erect, bearing a semi-globose stigma. One sp., A. fluitans Weddell, from the River Cuanza, Angola.

Subfam. Podostemoideae

Angolaea fluitans. A. Flowering shoot (1 cm). B Rupturing spathella. C Flower with spathella removed (2 mm).

Cook & Rutishauser 2007

    Copyright Institute of Systematic Botany, University of Zurich