- Kingdom - Plantae – Plants
- Subkingdom - Tracheobionta – Vascular plants
- Superdivision - Spermatophyta – Seed plants
- Division - Magnoliophyta – Flowering plants
- Class - Magnoliopsida – Dicotyledons
- Subclass - Asteridae
- Order - Asterales
- Family - Asteraceae – Aster family
- Genus - Solidago L. – goldenrod
- Species - Solidago missouriensis Nutt. – Missouri goldenrod
General: Glabrous perennial from a creeping rhizome, 2-9 dm. tall.
Leaves: Leaves tending to be triple-nerved, the basal ones oblanceolate, up to 30 cm. long and 3 cm. wide, the others smaller and becoming sessile upward.
Flowers: Involucre 3-5 mm. high; rays usually 8, yellow.
Southern British Columbia and western Washington, east to Ontario and Tennesse.
Rather dry, open places, from the valleys and plains to fairly high elevations in the mountains.
Native Americans chewed leaves and flowers of this plant to relieve sore throats, and chewed roots to relieve toothache. 
- Stubbendieck, J., S.L. Hatch and L.M. Landholt. 2003. North American Wildland Plants: A Field Guide. University of Nebraska Press, Lincoln and London.