Pterostylis daintreeana is a terrestrial,
perennial,
deciduous,
herb with an underground
tuber and when not flowering, a
rosette of between three and ten egg-shaped to heart-shaped leaves long and wide. Flowering plants have a one or two rosettes on the side of the flowering stem high with between three and ten flowers and three to five stem leaves. The flowers are long and wide and translucent white with dark green markings. The
dorsal sepal and
petals are fused, forming a hood or "galea" over the
column. The dorsal sepal has a thread-like tip long. The lateral sepals are joined near their bases then curve downwards with narrow ends long and parallel to each other. The labellum is about long, wide and dark brown with two large side lobes. Flowering occurs from January to July. ==Taxonomy and naming==