Bacopa eisenii

Gila river water hyssop

Family: Plantaginaceae · Type: perennial · Native

Gila river water hyssop is a native perennial found in the Great Valley and eastern Sierra Nevada Mountains in muddy places, rice fields, and shallow water habitats at elevations below 100 meters. Flowering from May to October, this plant produces white flowers with yellow throats approximately 10 to 14 millimeters long. Growing with stems that bear leaves 12 to 34 millimeters long, it spreads across wet soils with obovate to nearly round leaves featuring more than six prominent veins. Its leaves have a distinctive palmate vein structure, with broad leaf blades that help the plant thrive in wet environments. The flower's anthers are notably extended, standing prominently above the white and yellow corolla.

Habitat: Muddy places, rice fields; wet soil or rooted and floating in shallow water

Bloom period: May-Oct

Elevation: < 100 m (< 1200 in SNE)

Bioregions: GV (apparently introduced with rice culture ScV), SNE

California counties: Merced, Fresno, Butte, Kern, Inyo, Alameda, Sacramento, Yolo, San Joaquin, Sutter, Glenn

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.