Chiloglottis sphaerula
Chiloglottis sphaerula is a species of orchid endemic to a small part of New South Wales. It has two dark green leaves and a single green to reddish pink flower with a shiny black insect-like callus covering two-thirds of the base of the labellum but with the tip of the labellum free of callus. Description Chiloglottis sphaerula is a terrestrial, perennial, deciduous, herb with two egg-shaped leaves long and wide on a petiole long. A single green to reddish pink flower long is borne on a flowering stem high. The dorsal sepal is spatula-shaped, to egg-shaped with the narrower end towards the base, long and wide. The lateral sepals are linear, long, about wide, erect near their bases but turn downwards and away from each other. There is a glandular tip about long on the end of the dorsal sepal and long on the lateral sepals. The petals are narrow egg-shaped with the narrower end towards the base, long, about wide and turn downwards near the ovary. The labellum is wedge-shaped to trowel-shaped, long and about wide. There is a shiny black, insect-like callus about long and wide, occupying two-thirds of the labellum base. The large callus is surrounded by