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Drosera lunata DC.
Family Droseraceae
Drosera lunata DC. APNI*

Description: Tuberous herb to 50 cm high, usually olive green; stems erect, usually simple, sometimes shortly branched, glabrous; tubers ovoid, up to 9 mm diam., white to red (on surface), often in a papery sheath; vertical stolon 2–6 cm long.

Leaves often in a flat basal rosette and cauline. Basal leaves 3–27; lamina ovate to elliptic, 1.5–5 mm long, 3–7 mm wide; petiole linear, 4–14 mm long. Cauline leaves alternate; lamina crescent-shaped with acute angles, 0.7–3 mm long, 1–4.5 mm wide; petiole 1–16 mm long.

Inflorescence a 1-sided raceme 1–10-flowered; peduncle 0.5–3 cm long; pedicels 1–12 mm long. Sepals ovate, elliptic, or rhombic, 1.4–4.2 mm long, 0.6–1.8 mm wide, glabrous; margin entire to serrulate or denticulate, or partially to fully fimbriate with hairs up to 0.6 mm long. Petals obovate or cuneate, 1–6mm long, 1–3.2mm wide, white or rarely pink. Styles 3, 0.4–1mm long, divided into c. 15–30 cylindrical segments.

Seeds ovoid, 0.3–0.6mm long, up to 0.3mm diam.; testa shallowly reticulate.

Flowering: Flowering throughout the year.

Distribution and occurrence: Coastal N.S.W. north from Sydney, also N.T. and Qld, extending through Indonesia to South East Asia, India and Japan.
NSW subdivisions: CC
Other Australian states: Qld
AVH map***

This species has previously been included in Drosera peltata. It can be distinguished from D. peltata by the glabrous sepals (excluding margins) (sepals densely pubescent in D. peltata).

Text by Adapted from Gibson et al. (2012) by K.L. Gibbons, 22 June 2023.
Taxon concept: Gibson, R., Conn, B.J. & Bruhl, J.J. (2012). Morphological evaluation of the Drosera peltata complex (Droseraceae), Australian Systematic Botany 25: 49–80

APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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