WordNet
helmet orchid
n. any of numerous orchids of the genus Pterostylis having leaves in a basal rosette and green flowers often striped purple or brown or red with the dorsal sepal incurved to form a hood [syn: greenhood]
any of several orchids of the genus Coryanthes having racemes of a few musky-scented waxy flowers with a helmet-shaped lip process [syn: helmetflower]
Wikipedia
Helmet orchid
Helmet orchid is a common name for several plants and may refer to:
- Coryanthes
- Corybas
- Cranichis
- Nematoceras
- Pterostylis