Isanthus

Isanthus is a genus of flowering plants in the mint family (Lamiaceae). It is native to North America. The genus is characterized by its small, linear to lanceolate leaves and its axillary clusters of small, tubular flowers. The flowers are typically white or pale lavender in color.

Isanthus contains a single accepted species:

• Isanthus brachiatus (Lobed Pennyroyal) - Found primarily in the central and eastern United States and Canada.