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Your search found 18 taxa.
Spikes short & stout, flowers/fruits overlapping & completely obscuring rachis, per Weakley's Flora.
Corolla tube 4-6(-7)mm, 1.5-2mm longer than the calyx, per Weakley's Flora.
A naturalized plant with tiny violet flowers in a dense 1" spike, per All About South Carolina Wildflowers.
Slender branched divaricate spikes with a few scattered minute white flowers, per Wildflowers of the Southern Mountains.
Flowers occur on one or more blunt-tipped spikes, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
The wandlike spikes of 5-lobed flowers are stiffly erect, per Atlantic Coastal Plain Wildflowers.
Funnelform flower 2.5x longer than the hairy calyx and subtending bract, per Forest Plants of the Southeast and Their Wildlife Uses.
Flowers borne in dense rounded clusters at the ends of the stems, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
Corolla about 10mm or more broad and 2-2.5x as long as the calyx, per Vascular Flora of the Carolinas.
Small pinkish-white flowers in compact beehive-shaped flower heads, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
A circle of 1/16" wide flowers around a purple floral head, per Florida Keys Wildflowers (Hammer, 2004).
Flowers in headlike, bracteate spikes, per Vascular Flora of the Carolinas.
Flat, compact, 1" clusters of small variously-colored flowers, per Invasive Plants, Guide to Identification, Impacts and Control.
Dk green coarsely toothed 1" leaves; 1-1.5" clusters of rosy-lilac flowers, per The Southern Living Garden Book.
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