| Ptilostemon | |
|---|---|
| Ptilostemon diacantha | |
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Cynareae |
| Genus: |
Ptilostemon Cass. |
| Synonyms | |
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Ptilostemon is a genus of plants in the thistle tribe within the sunflower family.