Allium geyeri S.Watson
Allium geyeri belongs to the group of bulbous and tuberous plants.
Allium geyeri was described by Sereno Watson in 1879. The name is considered as validly published.
Allium geyeri is a species in the genus Allium which contains approximately 943 to 1011 species and belongs to the family of the Alliaceae (Garlic Family). The type species of the genus is Allium sativum.
The plants reach heights of 15 to 45 centimetres.
Allium geyeri is deciduous. The simple leaves are basal. They are linear with entire margins and parallel venation.
Flowers and Fruits
Allium geyeri produces umbels of yellow flowers in April.
The plants produce loculicidal capsules.
Allium geyeri is native to western Canada, the Northwest of the US, the Rocky Mountains, the Southwest of the US, Texas and North Carolina.
The plants prefer a sunny situation on dry to moderately moist soil. The substrate should be sandy-loamy, gritty-loamy or sandy clay soil. They tolerate temperatures down to -18Â°C (USDA zone 7).