Australian Tropical Rainforest Plants - Online edition

Drosera lunata Buch.-Ham. ex DC.


Herb (herbaceous or woody, under 1 m tall)
Click/tap on images to enlarge
Flower and buds. © R. Fryer
Flower and buds. © R. Fryer
Fruit. © R. Fryer
Leaf [not vouchered]. © R. Fryer
Basal leaves. © R. Fryer
Flowers, fruit and habit [not vouchered]. © R. Fryer
Family

Candolle, A.P. de (1824) Prodromus Systematis Naturalis Regni Vegetabilis 1: 319. Lectotype : Nepal: ‘in India Orientali circa Sembu’, Buchanan s.n., 19 July 1802 (BM752951).

Common name

Sundew

Stem

Perennial herb with tuberous roots and a vertical stolon 4-6 cm long, stem erect, sparsely branched, 15-70 cm long, glabrous.

Leaves

Lowest leaves in a flat rosette, lamina orbicular-reniform, 2-6 mm diam. with a petiole 3-10 mm long, lowest leaves sometimes reduced to linear prophylls; cauline leaves alternate or in clusters: lamina crescentic-orbicular with acute lobes, 4-6 mm diam., peltate on slender petioles 2-9 mm long, with long glandular-tipped hairs on margin.

Flowers

Inflorescence a terminal raceme, 3-10 mm long, 2-8 -flowered, glabrous; peduncle usually 5-19 cm long; pedicels 4-12 mm long. Sepals obovate-elliptic, obtuse, dentate, 3-6 mm long and glabrous. Sepals obtuse, dentate, glabrous; petals obovate, obtuse, 5-8 mm long and all shades from white to pink; styles 3, dichotomously much branched and fan-shaped.

Fruit

Fruit within a persistent calyx. Seeds 0.65-0.9 mm long with thin raised parallel ridges on the testa.

Seedlings

Features not available.

Distribution and Ecology

Occurs in CYP, NEQ, CEQ and southwards to New South Wales. Altitudinal range from 380-460 m in Queensland but up to 1350 in VIC. Grows in moist and swampy places in rain forest, open forest, Eucalypt forest and Eucalypt woodland. Also occurs in Asia.

RFK Code
4226
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