Caladenia bicalliata R.S.Rogers 1909SUBGENUS Calonema

C bicalliata var cleistogama Photos by Colin & Mischa Rowan and his Retired Aussies Orchid Website

Part Shade ColdWinter EARLYSpring

Common Name The 2 Ranked Calli Caladenia - The Limestone Spider Orchid

Flower Size 2 to 2.8" [5 to 7 cm]

Found in South Australia and southwestern Western Australia in coastal areas in scrub and mallee or woodland in well drained sand or loam at elevations around 5 to 50 meters as a mini-miniature to miniature sized, cold growing terrestrial with a single, linear, pubescent leaf that blooms in the winter through early spring on an erect, 2.4 to 6" [6 to 15 cm] long, 1 to 2 flowered inflorescence

Synonyms Caladenia bicalliata subsp. cleistogama Hopper & A.P.Br. 2001; Caladenia filamentosa var. bicalliata (R.S.Rogers) J.Z.Weber & R.J.Bates 1978; Calonema bicalliatum (R.S.Rogers) Szlach. 2001; Calonema cleistogamum (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. 2002; Calonemorchis bicalliata (R.S.Rogers) Szlach. 2001; Calonemorchis cleistogama (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. 2002; Jonesiopsis bicalliata (R.S.Rogers) D.L.Jones & M.A.Clem. 2003

References W3 Tropicos, Kew Monocot list , IPNI ; Native Orchids of Australia Jones 2006 as Jonesiopsis bicalliata photo fide

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