Costus spectabilis
| Yellow trumpet | |
|---|---|
| Plate by Matilda Smith (1854–1926) Curtis’s Botanical Magazine | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Zingiberales |
| Family: | Costaceae |
| Genus: | Costus |
| Species: | C. spectabilis |
| Binomial name | |
| Costus spectabilis | |
| Synonyms | |
| |
Costus spectabilis, commonly known as the yellow trumpet, or yellow bell, is an African species of herb; low and perennial, it is found from Sierra Leone to Sudan to as far south as Angola and Zimbabwe.