Leptosiphon harknessii
Introduction '''''Leptosiphon harknessii''''' (syn. ''Linanthus harknessii'') is a species of flowering plant in the phlox family known by the common name '''Harkness' flaxflower'''.
Distribution and habitat The plant is native to western North America, from British Columbia south through California, and eastward to Utah and Idaho. It grows in open areas of several coniferous forest habitats, from  in elevation.
Description ''Leptosiphon harknessii'' is a petite annual herb threadlike stem no more than about 15 centimeters long. The widely spaced leaves are each divided into very narrow linear lobes up to 1.5 centimeters long.The inflorescence at the tip of each branch of the stem is a single tiny flower, white or faintly blue in color, which is rolled up into a tube most of the time. The bloom period is June to August.
External links * Calflora Database: ''Leptosiphon harknessii'' (Harkness' flaxflower)* Jepson Manual eFlora (TJM2) treatment of ''Leptosiphon harknessii''* UC CalPhotos gallery: ''Leptosiphon harknessii''