Pterostylis littoralis
Pterostylis littoralis, commonly known as the coastal leafy greenhood, is a plant in the orchid family Orchidaceae and is endemic to South Australia. Flowering plants have up to five pale green flowers with darker green stripes and brownish tips. The flowers have a narrow, pale green labellum. Non-flowering plants have a rosette of leaves on a short, thin stalk but flowering plants lack the rosette, instead having four or five stem leaves. Description Pterostylis littoralis, is a terrestrial, perennial, deciduous, herb with an underground tuber. Non-flowering plants have a rosette of between three and five leaves. The leaves are long and wide on a thin stalk long. Flowering plants have up to five pale-whitish green flowers with darker green stripes on a flowering spike high. The flowers are long and wide. The flowering spike has four or five stem leaves which are long and wide. The dorsal sepal and petals are fused, forming a hood or "galea" over the column with the dorsal sepal having a short point on its brownish tip. The lateral sepals turn downwards and are long, wide, joined for part of their length and have brownish tips. The labellum is long, about wide and pale green