Leptosiphon oblanceolatus

Leptosiphon oblanceolatus (syn. Linanthus oblanceolatus) is a species of flowering plant in the phlox family known by the common name Sierra Nevada linanthus.

Distribution
It is endemic to California, where it is known only from a section of the southern Sierra Nevada. It grows in open meadows of temperate coniferous forest habitats, from 2800 - 3700 m in elevation.

Description
Leptosiphon oblanceolatus is a small, hairy annual herb producing a thin stem no more than about 12 centimeters tall. The leaves are each divided into widely lance-shaped lobes up to 1.5 centimeters long.

The inflorescence is a head of small flowers. Each has a narrow white tube about a centimeter long and a yellow-throated white corolla just a few millimeters wide. The bloom period is from July to August.