| Chestnut leek orchid | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Asparagales |
| Family: | Orchidaceae |
| Subfamily: | Orchidoideae |
| Tribe: | Diurideae |
| Subtribe: | Prasophyllinae |
| Genus: | Prasophyllum |
| Species: | P. castaneum
|
| Binomial name | |
| Prasophyllum castaneum | |
Prasophyllum castaneum, commonly known as the chestnut leek orchid,[2] is a species of orchid endemic to Tasmania. It has a single tubular, dark green leaf with a dark purplish base and between ten and twenty chestnut coloured to dark brown flowers. In 2000, the entire population was estimated to be about fifty plants.
- ^ "Prasophyllum castaneum". Australian Plant Census. Retrieved 3 September 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. 205. ISBN 1877069124.