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Munz's Onion
Allium munzii
About Munz's Onion (Allium munzii) 0 Nurseries Carry This Plant Allium munzii is a rare species of wild onion known by the common name Munz's onion. It is endemic to western Riverside County, California, where it grows in the coastal sage scrub of the local hills and mountains at elevations of 400-900 m. It is known from only about fifteen occurrences and it is threatened by development of its habitat for human uses such as citrus agriculture and urbanization. It is a federally listed endangered species. Allium munzii is an onion that grows from a reddish brown bulb just over a centimeter long. It produces an erect stem up to about 35 centimeters in maximum height and a single leaf which is usually a bit longer. The umbel contains up to 35 flowers each under a centimeter long. They have tepals that are white with a dark green midvein, turning red with age. Pollen and anthers are yellow.
Plant Description
Plant Type
Plant Type
Perennial herb

1.2 ft tall

Flower Color
Flower Color

Wildlife Supported

Landscaping Information
Natural Setting
Annual Precipitation: 10.4" - 19.2", Summer Precipitation: 0.25" - 0.58", Coldest Month: 48.6" - 53.1", Hottest Month: 75.6" - 80.5", Humidity: 2.18" - 28.61", Elevation: 1033" - 3433"

Alternative Names
Common Names: Munz's Allium

Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

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