Solidago radula, the western rough goldenrod, is a North American plant species in the family Asteraceae. It is mainly found in the southern Great Plains and the Mississippi Valley of the United States (from Texas to Illinois), with isolated populations further east in Kentucky, Georgia, and the Carolinas.Biota of North America Program 2014 county distribution map
Solidago radula is a perennial herb up to 90 cm (3 feet) tall, with a caudex and rhizomes. Lower leaves can be up to 10 cm (4 inches) long, leaves higher on the stem much smaller. One plant can produce as many as 260 small yellow flower heads in a branching array. The species grows in open rocky places and in dry woodlands.Flora of North America, Solidago radula Nuttall, 1834. Western rough goldenrod
References
External links Photo of herbarium specimen at Missouri Botanical Garden, collected in Missouri in 1987 Photo of herbarium specimen at Missouri Botanical Garden, collected in Missouri in 1993 Lady Bird Johnson Wildflower Center, University of Texas Missouri Plants photos, description