Microtis unifolia (Common Onion Orchid)
Species: Microtis unifolia Synonyms: Microtis porrifolia
Common name: Common Onion Orchid
Microtis unifolia is a slender to robust terrestrial tuberous herb, usually 20–60 cm high with a single tubular leaf 8–60 cm long. The flower stem emerging from within the leaf about one third to half way up the leaf.
The flower stem can go up to a meter high. This stem can have 5 - 40 flowers per raceme and are numerous and closely spaced. The 3cm wide flowers are green to yellow-green in colour and are dorsal sepal hooded with a pointed tip. The lateral sepals curled backwards. The labellumis is irregular oblong with a very coarse edge. It is narrowest at its mid-length. The stigma is not wider than the column. It flowers September to December and is common and found growing in rough grassland.
Photographed Novermber with stalk and flower raceme
Microtis unifolia raceme
The small 3 mm flower