Mirabilis tenuiloba

Slender-lobed four o'clock, Slender-Lobed Four O'Clock

Family: Nyctaginaceae · Type: perennial · Native

Conservation status: CNPS 4.3

Slender-lobed four o'clock is a California native perennial found in western Sonoran Desert regions on rocky slopes in desert scrub at elevations below 500 meters. Flowering from March to May, this plant produces white flowers 12 to 15 millimeters long with a delicate funnel-shaped perianth. Growing with trailing to erect stems less than 50 centimeters tall and covered in glandular hairs, it has an open, spreading growth habit. Its leaves are ascending with triangular blades 2.5 to 5 centimeters long, also glandular-hairy and varying from narrow to broadly triangular. The fruit is a small, smooth ovoid seed approximately 5 millimeters long, dark black-brown in color.

Habitat: Rocky slopes in desert scrub

Bloom period: Mar-May

Elevation: < 500 m

Bioregions: w DSon

California counties: Riverside, Imperial, San Diego, San Bernardino

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