| Lomatium ambiguum | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Asterids |
| Order: | Apiales |
| Family: | Apiaceae |
| Tribe: | Selineae |
| Genus: | Lomatium |
| Species: | Lomatium ambiguum |
| Binomial name | |
| Lomatium ambiguum (Nutt.) Coult. & Rose. |
|
Lomatium ambiguum, also known as Wyeth Biscuitroot, is a perennial herb of the family Apiaceae that grows in western United States and into British Columbia in dry areas. The leaves are divided into many blades, and stems can be slightly purple and are 6–24 cm tall. Yellow flowers in compound umbels appear from late April to June.