Data provided by the participants of the Consortium of California Herbaria

View additional distribution information on the Jepson eflora

Allium yosemitense is a species of wild onion known by the common name Yosemite onion. It is endemic to the central Sierra Nevada of California, where it is known from only a few areas in the vicinity of Yosemite. This onion grows from a bulb two to three centimeters long, producing a stem up to about 23 centimeters in maximum height and two long, flat leaves which are usually a bit longer. The flower cluster bears up to 50 white or pink flowers, each on a pedicel which may be over 3 centimeters long.

Plant type

Perennial herb, Geophyte

Size

9 in Tall

Calscape icon
Color

White, Pink

Sun

Full Sun

Water

Moderate

Site type

Open, rocky slopes

Plant communities

Chaparral, Foothill Woodland, Mixed Evergreen Forest, Yellow Pine Forest

Bees
Caterpillars
Butterflies

Butterflies and moths supported

0 confirmed and 7 likely

Confirmed Likely

Ipsilon Dart

Agrotis ipsilon

Alfalfa Looper Moth

Autographa californica

Tessellate Dart

Euxoa tessellata