Pterostylis cycnocephala Fitzg.

Slender terrestrial to 30 cm tall. Leaves 5?12, ovate, to 2.5 cm long, to 1.5 cm wide, in a basal rosette encircling flower stalk. Flowers 3?24, to 8 mm long, green and white; spring. Dorsal sepal without a slender point. Lateral sepals pointing down, almost round, joined for nearly entire length, concave. Labellum oblong to almost round, glabrous, with a forward-pointing, black-tipped, pointed, basal appendage.

SE Australia and New Zealand.

Source: Jeanes, J. (2005). Orchidaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Lilianae
order      Asparagales
family       Orchidaceae
genus        Pterostylis R.Br.