chlorogramma D.L.Jones & M.A.Clem. – green-striped leafy greenhood Pterostylis chocolatina (D.L.Jones) G.N.Backh. – chocolate-lip leafy greenhood Pterostylis ciliata M.A.Clem. & D.L.Jones – hairy rufous greenhood, tall rusthood or hairy rustyhood Pterostylis clavigera Fitzg. – hairy snail orchid Pterostylis clivicola (D.L.Jones) G.N.Backh. Pterostylis clivosa (D.L.Jones) D.L.Jones Pterostylis cobarensis M.A.Clem. – inland rustyhood, Cobar rustyhood Pterostylis coccina Fitzg. – scarlet greenhood Pterostylis collina (Rupp) M.A.Clem. & D.L.Jones – shiny bull orchid Pterostylis commutata D.L.Jones – midland rustyhood Pterostylis concava D.L.Jones & M.A.Clem. – pouched greenhood, cupped banded greenhood Pterostylis concinna R.Br. – trim greenhood Pterostylis conferta (D.L.Jones) G.N.Backh. – leprechaun greenhood, basalt midget greenhood Pterostylis conferta (D.L.Jones) G.N.Backh. subsp. conferta Pterostylis conferta subsp. occidentalis (R.J.Bates) J.M.H.Shaw Pterostylis × conoglossa Upton Pterostylis corpulenta (D.L.Jones) D.L.Jones Pterostylis crassa (D.L.Jones) G.N.Backh. – coarse leafy greenhood Pterostylis crassicaulis (D.L.Jones & M.A.Clem.) G.N.Backh. – alpine swan greenhood Pterostylis crassichila D.L.Jones – plump northern greenhood Pterostylis crebra (D.L.Jones) D.L.Jones Pterostylis crebriflora (D.L.Jones & C.J.French) D.L.Jones & C.J.French Pterostylis crispula (D.L.Jones & C.J.French) D.L.Jones & C.J.French Pterostylis cucullata R.Br. – leafy greenhood Pterostylis curta R.Br. – blunt greenhood Pterostylis cycnocephala Fitzg. – swan greenhood Pterostylis daintreana F.Muell. ex Benth. – Daintree's greenhood Pterostylis decurva R.S.Rogers – summer greenhood Pterostylis depauperata F.M.Bailey – keeled greenhood Pterostylis despectans (Nicholls) M.A.Clem. & D.L.Jones – lowly rustyhood Pterostylis dilatata A.S.George – robust snail orchid Pterostylis diminuta (D.L.Jones) G.N.Backh. – small-flowered leafy greenhood Pterostylis divaricata (D.L.Jones & L.M.Copel.) L.M.Copel. & D.L.Jones Pterostylis diversiflora (R.J.Bates) J.M.H.Shaw Pterostylis dolichochila D.L.Jones & M.A.Clem. – long-tongued shell orchid Pterostylis dubia R.Br. – blue-tongued greenhood Pterostylis echinulata D.L.Jones & C.J.French – hairy-leafed snail orchid Pterostylis ectypha (D.L.Jones & C.J.French) D.L.Jones & C.J.French Pterostylis elegans D.L.Jones – elegant greenhood Pterostylis elegantissima (D.L.Jones & C.J.French) D.L.Jones – elegant rufous greenhood Pterostylis erecta T.E.Hunt - upright maroonhood Pterostylis eremaea (D.L.Jones & C.J.French) D.L.Jones & C.J.French Pterostylis erubescens D.L.Jones & C.J.French – red sepaled snail orchid Pterostylis erythroconcha M.A.Clem. & D.L.Jones – red shell orchid Pterostylis exalla (D.L.Jones) G.N.Backh. Pterostylis excelsa M.A.Clem. – tall rustyhood, dry land green-hood Pterostylis exquisita (D.L.Jones) D.L.Jones Pterostylis exserta (D.L.Jones) D.L.Jones – exserted rufous greenhood Pterostylis extensa (D.L.Jones) D.L.Jones Pterostylis extranea (D.L.Jones) Janes & Duretto Pterostylis faceta (D.L.Jones & C.J.French) D.L.Jones & C.J.French Pterostylis falcata R.S.Rogers – sickle greenhood Pterostylis ferruginea (D.L.Jones) G.N.Backh. – Bangham rustyhood Pterostylis fischii Nicholls – Fisch's greenhood Pterostylis flavovirens (D.L.Jones) R.J.Bates – coastal banded greenhood Pterostylis foliacea (D.L.Jones) D.L.Jones Pterostylis foliata Hook.f. –