!Acianthus exsertus R. Br. 1810

Side View of flower

Plant and flowers

Photos by Colin & Mischa Rowan and Their Orchid Website <


Common Name The Outstanding Acianthus - The Dark Mosquito Orchid

Flower Size 1/4" [8 mm]

Found in New South Wales and Victoria Australia in moist to wet eucalypt forest, sheltered slopes and gullies at elevations of seea level to 800 meters as a miniature sized, cool to cold growing terrestrial orchid with a low to the ground, heart-shaped, green above, purple below, leaf and an erect, several flowered, 2 1/2" [5.5 cm] long, racemose inflorescence that occurs in the fall and winter in situ. The flowers are said to be pollinated by small flies.

Synonyms Epipactis exserta (R.Br.) Poir. 1812

References W3 Tropicos, Kew Monocot list , IPNI ; Orchids of Australia Nicholls 1969 drawing fide; Manual of Cultivated Orchids Bechtel, Cribb, Laurent 1992; The Illustrated Encyclopedia of Orchids Pridgeon 1992; Manual of Orchids Stewart 1995; Genera Orchidacearum Vol 2 Part One Pridgeon, Cribb, Chase and Rasmussen 2001 photo fide; Rudolf Schlechter Die Orchideen Band 1C lieferung 41 pg 2565 - 2625 Brieger 2001 photo not; Native Orchids of Australia Jones 2006 photo fide