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Caladenia cleistantha D.L.Jones
Family Orchidaceae
Caladenia cleistantha D.L.Jones APNI*

Synonyms: Petalochilus cleistanthus (D.L.Jones) D.L.Jones & M.A.Clem. APNI*

Description: Terrestrial herb.

Leaf linear, to 10 cm long and 2 mm wide, semi-erect and sparsely hairy.

Inflorescence 5–12 cm high, 1- or 2-flowered, slender-wiry, hairs reddish. Flowers cleistogamous, bud to 7 mm long. Sepals and lateral petals to 0.7 cm long, the outer surfaces reddish with brown glands, the inner surfaces whitish; dorsal sepal completely conceals the column. Labellum broad-ovate, 4.5–6 mm long, 5–6.5 mm wide, 3-lobed, whitish with a few red bands and a yellowish tip; lateral lobes wrapped firmly around the column, lateral lobes and midlobe devoid of marginal calli or prominent teeth. Central calli in 2 rows, short, linear, yellowish, failing to extend onto midlobe. Column 4.5–5.5 mm long, with narrow apical wings, greenish with red bands; basal glands absent.

Flowering: Mature buds August–September

Distribution and occurrence: Grows in low shrubland and heath in moss beds on rocky or lateritic soils; south from Ulladulla.
NSW subdivisions: SC
Other Australian states: Vic.
AVH map***

Text by P. Bernhardt
Taxon concept: Flora of NSW 4 (1993)

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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