Tapertip Onion, a native species, has been added to the USWildflowers database (11/25/2011.) Scientific name is Allium acuminatum. Photo below was taken along the Kleinschmidt Grade in Adams County, ID, on June 18, 2011. Tapertip Onion is also known by the common names Hooker’s Onion. Go to the Tapertip Onion detail page for more photos and information.