Pterostylis

Thesaurus

Noun

1.

Pterostylis - genus of terrestrial orchids of Australia and New Zealand and western Pacificgenus Pterostylisliliopsid genus, monocot genus - genus of flowering plants having a single cotyledon (embryonic leaf) in the seedfamily Orchidaceae, orchid family, Orchidaceae - enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowersgreenhood, helmet orchid - any of numerous orchids of the genus Pterostylis having leaves in a basal rosette and green flowers often striped purple or brown or red with the dorsal sepal incurved to form a hood