Dichelostemma congestum is a species of flowering plant known by the common name ookow or fork-toothed ookow. It is native to California, Oregon and Washington. Its tall, thin, naked stem is topped with an inflorescence packed densely with six to 15 flowers, each about a centimeter wide and long, with usually six petal-like lobes in shades of bright purple. It was first published in 1811 as Brodiaea congesta. References External links Calflora Database: Dichelostemma congestum (Fork Toothed Ookow, ookow) Jepson Manual Treatment of Dichelostemma congestum USDA Plants Profile for Dichelostemma congestum (ookow) Dichelostemma congestum — UC Photos gallery congestum Flora of British Columbia Flora of California Flora of Oregon Flora of Washington (state) Flora of the Sierra Nevada (United States) Natural history of the California Coast Ranges Taxa named by Carl Sigismund Kunth Plants described in 1811 Flora without expected TNC conservation status