Acianthus exiguus D.L.Jones APNI*
Description: Terrestrial herb.
Leaf 18–30 mm long, 15–20 mm wide, upper surface dark green, lower surface light reddish purple.
Raceme 6–10 cm high, 1–5-flowered. Flowers 5–7 mm long, translucent, greenish white with a pink and green labellum. Dorsal sepal ovate to elliptic, cucullate, 4–5 mm long, 3–3.3 mm wide. Lateral sepals linear to lanceolate, 6–7 mm long, 0.6–0.8 mm wide, with a faint red central stripe; apical point c. 1.5 mm long. Petals narrow-ovate to lanceolate, 2–2.5 mm long, 0.7–0.8 mm wide, translucent. Labellum oblong to elliptic, margins not revolute, entire, 3.5–4 mm long, 1.8–2 mm wide, pink; callus thick, fleshy, green, papillose near the apex.
Distribution and occurrence: Grows in moist areas of tall sclerophyll forest and littoral rainforest; uncommon to rare, known from Wardell and Bundagen.
NSW subdivisions: NC
Threatened species: ROTAP: 3RC-
Text by D. L. Jones
Taxon concept: Flora of NSW 4 (1993)
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