Common name: Dwarf Greenhood
Pterostylis nana R.Br. APNI*
Synonyms: Linguella nana (R.Br.) D.L.Jones & M.A.Clem. APNI*
Pterostylis celans Rupp APNI*
Pterostylis clavigera Fitzg. APNI*
Linguella clavigera (Fitzg.) D.L.Jones & M.A.Clem. APNI*
Description: Terrestrial herb.
Rosette leaves 3–8, ovate to cordate, 0.5–2 cm long, 3–10 mm wide, margins entire or crinkled; petiolate to nearly sessile.
Scape to 12 cm high, very slender, bearing trichomes. Flower c. 1 cm long, erect, narrow, pale green and white. Apex of galea flat to obliquely erect. Lateral sepals tightly embracing the galea; sinus flat with a dark green central area prominent from the front, the interior with a short ligulate dark green lobe; flat or shallowly mounded when viewed from the side; free points filiform to clavate, c. 20 mm long, erect. Petals broad, subacute. Labellum ovate-oblong, 4–6 mm long, c. 2 mm wide, apex brown, obtuse, the tip not visible from the sinus in the set position.
Distribution and occurrence: Grows in sheltered sites of sclerophyll forest, south from Taree.
NSW subdivisions: NC, CC, ?SC, CWS, SWP
Other Australian states: Vic. Tas.
Text by D. L. Jones
Taxon concept: Flora of NSW 4 (1993)
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