Allium tribracteatum, known by the common name Threebract onion,CalFlora taxon report 237, Allium tribracteatum Torrey (three bracted onion, threebract onion) is a species of wild onionJepson Treatment, University of California, Berkeley . accessed 3.20.2013 found in California.
Distribution and habitat The plant is endemic to California, where it is known only from the slopes of the Sierra Nevada in Tuolumne and Calaveras Counties.Flora of North America v 26 p 269, Allium tribracteatumUnited States department of Agriculture Plants Profile, Allium tribracteatum
Description Allium tribracteatum is a small onion plant producing a stem only a few centimeters long from an oval-shaped bulb. There are two leaves which are usually much longer than the stem. The inflorescence contains up to 30 petite white to purple flowers, each less than a centimeter long. Tepals are white to pink with red or purple midveins; anthers purple; pollen gray.Torrey, John. 1857. Reports of explorations and surveys : to ascertain the most practicable and economical route for a railroad from the Mississippi River to the Pacific Ocean, made under the direction of the Secretary of War 4(5): 148. Flowers bloom March to May.
References
External links
Jepson Manual Treatment