Records made by Stephen Renvoize

Erect herb with white flowers; growing in 2 metres depth of water.

Tufted perennial with solitary terminal red tinged racemes

Small wine red flowers, underwater stems, petioles and pedicels covered with a sticky jelly.

Rhizomatous fern with fronds up to 1m long.

Robust tall grass with ascending culms 2cm in diameter and 4 metres high.

Very common in some areas; lining the waterways. Used by the local people for fuel (roots), construction, sleeping mats and screens (stems).

Robust tall grass with ascending culms 2cm in diameter and 4 metres high.

Very robust grass with solid culms 4 metres long and 2 centimetres in diameter at the base, geniculately ascending and rooting at the lower nodes.

Inflorescence purple tinged or white.

Perennial with thick spongy decumbent stems rooting at the lower nodes and with the upper parts ascending. Forming a dense colony in approximately 1m of water.

Growing in 1m of water. Stems triangular.

Stems solitary, round.

Stoloniferous perennial with rufous hairy racemes.

Perennial with trailing stolons 2-3 metres long. Racemes rufous, hairy.

Woody shrub up to 100cm high. Fruits 1cm in diameter, green tinged with pink.

Woody shrub with ascending stems, extending out into the water. Occasionally occuring.

Robust tufted perennial with pink tinged stems and contrasting green leaf sheaths.

Tufted perennial with stems up to 1.5m high.

Tufted perennial with weak stems, leaning on other grasses.

Slender tufted perennial, growing in shade.

Robust tufted grass up to 3 metres high. Stems bright yellow, contrasting with the green leaf sheaths. Inflorescence compound, up to 1 metre long.

Slender grass with smooth stems.

Slender grass with scabrid sheaths and pubescent nodes.

Slender grass with red tinged spikelets.

Spikelets tinged red when fresh.

Perennial herb with saggitate leaves. Inflorescence branched or an unbranched spike, flowers white, whorled. Abundant to dominant beside waterways and in deep water swamp.

Abundant to dominant in the area of the flats.

Tufted perennial with golden yellow spikelets. Sub-dominant over large areas.

Flowers white.

Perennial herb with slender erect unbranched stems bearing terminal clusters of yellow flowers.

Robust grass with stout ascending stems up to 2.5metres long and rooting at the lower nodes.

Erect grass growing in 2 metres of water. Stems soft, inflated.

Tufted perennial with pale green foliage and racemes.

Tufted perennial with succulent stems, yellow green leaves and grey or red tinged spikelets.

Tall reed-like grass up to 4 metres high, with woody perennial stems which become branched after the first season. Dominant or co-dominant with Papyrus along waterways and beside lagoons.

Grass with swollen, red coloured stems and sheaths; rooting at the lower nodes. Foliage deep green; spikelets bright yellow green.

Annual with geniculately ascending stems.

Tough tufted perennial with erect wiry stems; panicle branches appressed.

Tufted perennial with spreading inflorescence branches.

Perennial herb with climbing stems and greenish cream flowers.

Tufted perennial with yellow stems and glaucous spikelets.

Tufted perennial with bright yellow anthers. Abundant.

Tufted perennial with erect strap like leaves up to 3 metres long. Dominant along waterways in limited areas.

Grass with rambling stems up to 2m long, rooting at the lower nodes; sheaths pubescent.

Slender perennial with bright yellow green succulent stems.

Stoloniferous perennial.

Climber on Papyrus and Phragmites at the southern edge of the lagoon. Flowers pale yellow.

Aquatic grass with floating culms containing a spongy pith; the upper part of the culm becoming upright.

Climber on Papyrus growing beside waterway. Flowers white.