| Three Hummock leek orchid | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Asparagales |
| Family: | Orchidaceae |
| Subfamily: | Orchidoideae |
| Tribe: | Diurideae |
| Genus: | Prasophyllum |
| Species: | P. atratum
|
| Binomial name | |
| Prasophyllum atratum | |
Prasophyllum atratum, commonly known as the Three Humock leek orchid,[2] is a species of orchid endemic to Tasmania. It has a single tubular, dark green leaf and up to twenty five brownish- to purplish-green flowers with a dark purplish labellum. It is only known from a single population of fewer than one thousand plants growing on Three Hummock Island.
- ^ "Prasophyllum atratum". Australian Plant Census. Retrieved 29 August 2023.
- ^ Jones, David L. (2006). A complete guide to native orchids of Australia including the island territories. Frenchs Forest, N.S.W.: New Holland. p. 204. ISBN 1877069124.