Taxon Report

Allium munzii (Traub) D. McNeal

Munz's onion

Print Report


© 2003 Guy Bruyea

  Classification
Scientific Name:
 Allium munzii (Traub) D. McNeal
Common Name:
 Munz's onion
Family: Alliaceae
Element Code: PMLIL022Z0
USDA Plants Symbol: ALMU6
Synonyms/Other Names:
  • Allium fimbriatum Wats. var. munzii Traub

Ecology and Life History
Lifeform: perennial bulbiferous herb
Blooming Period: Mar-May Mar-May
Elevation: 297-1070 (975-3510)
General Habitats: Chaparral, Cismontane woodland, Coastal scrub, Pinyon and juniper woodland, Valley and foothill grassland
Microhabitat: Clay, Mesic
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 1B.1
Global Rank: G1
State Rank:
 S1
State List: CT
Fed List: FE
Other Status: SB_CalBG/RSABG
CRPR Changes:

Occurrence Data from the CNDDB
Total Occurrences: 21
Element Occurrence Ranks:
   Excellent (A) 5
   Good (B) 7
   Fair (C) 4
   Poor (D) 0
   None (X) 1
   Unknown (U) 4

Location
California Endemic:  True
California Counties and Islands: Name (Code)
Riverside (RIV)
Quads: Name (Quad Code)
Alberhill (3311764), Bachelor Mtn. (3311751), Lake Elsinore (3311763), Lake Mathews (3311774), Romoland (3311762), Steele Peak (3311773), Wildomar (3311753), Winchester (3311761)

Threat List Data from the CNDDB

Threat List Total: 13
EOs with Threat Listed: Total EOs % of EOs
14 67 %
Development 10 47%
Non-native plant impacts 9 42%
Road/trail construction/maint. 7 33%
Grazing 6 28%
ORV activity 3 14%
Agriculture 3 14%
Mining 3 14%
Disking 2 9%
Foot traffic/trampling 1 4%
Improper burning regime 1 4%
Other 1 4%
Vandalism/dumping/litter 1 4%
Wood cutting or brush clearing 1 4%

Notes
Threatened by development, clay mining, agriculture, grazing, vehicles, and non-native plants. Cleveland NF has adopted species management guidelines.
Threats:
Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 26 December 2024].