Pretty annual herbs of dwarf habit, remarkable for the slender calyx-tube, which is elongated far above the seed-vessel. Calyx-limb deciduous. Petals 4, clawed, 3-lobed or obcordate. Stamens 4. Capsule 4-celled, dehiscing through the cells; seeds numerous. There are only two species, both natives of California. Name from Evxapis, agreeable.

1. E. concinnum. - A graceful little plant about a foot high. Leaves glabrous, ovate-lanceolate, entire. Calyx-lobes cohering at the tips, reflexed. Petals trilobate, lilac-purple.

E. grancliflorum of gardens appears to be merely a large-flowered variety of the foregoing.