Common name: Ruddyhood, Small Rustyhood
Pterostylis pusilla R.S.Rogers APNI*
Synonyms: Oligochaetochilus pusillus (R.S.Rogers) Szlach. APNI*
Description: Terrestrial herb.
Rosette leaves 3–8, narrow-elliptic to obovate, 1–3 cm long, 6–12 mm wide, margins entire.
Scape to 30 cm high, with 2–4 closely sheathing stem leaves. Flowers 1–14, c. 1 cm long, transparent with green and red markings and suffusions, porrect. Dorsal sepal with a decurved filiform point c. 2 mm long. Lateral sepals ovate in outline when flattened; conjoined part shallowly concave, margins folded inwards and nearly touching beneath the labellum; free points narrow-triangular to filiform, 5–6 mm long, slightly divergent, 2–3 mm apart at the tips. Petals with a well-developed proximal flange that nearly blocks off the base of the galea. Labellum oblong, c. 4 mm long, c. 2 mm wide, reddish brown, moderately thick; marginal trichomes 2–4 pairs, c. 0.6 mm long; basal lobe sloped backwards, with numerous trichomes c. 0.2 mm long.
Distribution and occurrence: Grows among litter in sparse sclerophyll forest; chiefly south from Temora.
NSW subdivisions: CT, CWS, SWS
Other Australian states: Vic. S.A.
Text by D. L. Jones
Taxon concept: Flora of NSW 4 (1993)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.