Citation: R. Br., Prod. Fl. Nov. Holl. 322 (1810).

Derivation: Probably from the Greek cheilos, a lip; glotta, the tongue; referring to the labellum or glottis, the mouth of the windpipe.

Synonymy: Not Applicable

Common name: Bird-orchids.

Description:
Terrestrial glabrous herbs; stem after fertilisation often elongating to 20 cm or more; leaves 2, radical, opposite.

Flowers resupinate, solitary, erect; dorsal sepal erect and incurved; lateral sepals free, deflexed or decurved, linear; petals spreading or reflexed; labellum undivided, lamina wide, margins entire, on a short basal claw, its upper surface with numerous darker calli which are a mixture of sizes and shapes; after maturity the claw often bending upwards so the calli are pressed against the column; column elongate, slender; wings prominent in the upper half, incurved; anther erect, as high as the rostellum; pollinia granular, without caudicles.

Distribution:  8 species, all occurring in eastern Australia and 3 of them extending to New Zealand. Pollinated by sexually attracted male thynnid wasps.

Biology: No text

Key to Species:

1. Sepals not or only slightly deflexed; labellum ovate, on a very short claw less than 2 mm long	C. cornuta 1.
1. Sepals deflexed against the ovary; labellum broadly rhomboid, on a claw more than 2 mm long	C trapeziformis 2.

Author: Not yet available