Electronic Flora of South Australia
Electronic Flora of South Australia
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Electronic Flora of South Australia species Fact Sheet

Family: Orchidaceae
Corybas despectans

Citation: D. Jones & R. Nash, Muelleria 3:165 (1976).

Synonymy: Corysanthes despectans, Corysanthes sp. Red-eyed Ghost

Common name: None

A small plant rarely exceeding 2 cm; leaf 8-25 mm long and 12-30 mm wide, cordate to orbicular, occasionally lobed, apiculate, green on both surfaces.

Flower reddish-purple, on an inconspicuous pedicel, 7-12 mm long excluding the ovary, subtended by a narrow subulate bract c. 3 mm long, lower half erect, upper curved and deflexed, dominated by the labellum; ovary 3-5 mm long, cylindrical; dorsal sepal 5-10 mm long and 3-4 mm wide when flattened out, gradually contracted into a claw, erect in the lower half, involute, in the upper part curving through c. 60(, tip acute, obtuse or irregularly notched, greenish-grey with purple striations; lateral sepals subulate, c. 5 mm long, less than 0.5 mm wide at the base, gradually tapering into an acute apex, clinging to the auricles of the labellum, purplish to colourless; petals often chelate, similar, c. 3 mm long; labellum exceeding the dorsal sepal, 8-12 mm long and 9-12 mm wide; erect lower portion involute against the dorsal sepal, enclosing the column, basally furnished with 2 small auricles at the attachment; upper half deflexed through 180(, expanded into a circular lamina, forming a split tube produced into a trumpet-shaped orifice looking downwards, reddish with conspicuous purple venation ending in the denticulate margin; callus of c. 4 raised divergent plates, occasionally adorned with minute teeth; column c. 2.5 mm long, cylindrical, minutely winged; pollinia caudate; stigma more or less rectangular, concave; anther outline 1-1.5 mm long; pollinia 4 in 2 pairs, mealy.

Published illustration: Hoffman & Brown (1984) Orchids of south-west Australia, p. 339; Woolcock (1984) Australian terrestrial orchids, pl. 27D.

Distribution:  Forms small to very extensive colonies on limestone or in calcareous sand, particularly in the littoral zone where it occurs down to the high tide mark. Usually in the shelter of dense shrubby vegetation. Locally common.

S.Aust.: EP, NL, YP, SL, KI, SE.   W.Aust.; Vic.

Conservation status: native

Flowering time: July — Aug. Fig. 960A.

SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Author: Not yet available

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