Article · Wikipedia archive · Last revised Jun 15, 2026

Acmispon junceus

Acmispon junceus, synonyms Lotus junceus and Syrmatium junceum, is a species of legume native to California. It is known by the common names rush broom and rush deervetch. It is endemic to California, where it is known from the northern and central coast and the coastal mountain ranges. It can be found from beaches inland to serpentine slopes and chaparral. It is a hairy, prostrate or spreading perennial herb lined with leaves each made up of small oval leaflets. The inflorescence bears up 8 yellow pealike flowers each up to about a centimeter long. The fruit is a small beaked legume pod.

Last revised
Jun 15, 2026
Read time
≈ 1 min
Length
217 w
Citations
6
Source
Acmispon junceus
Apparently Secure
Apparently Secure (NatureServe)1
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Genus: Acmispon
Species:
A. junceus
Binomial name
Acmispon junceus
(Benth.) Brouillet2
Synonyms2
  • Hosackia juncea Benth.
  • Lotus junceus (Benth.) Greene
  • Syrmatium junceum (Benth.) Greene

Acmispon junceus, synonyms Lotus junceus and Syrmatium junceum, is a species of legume native to California.23 It is known by the common names rush broom4 and rush deervetch. It is endemic to California, where it is known from the northern and central coast and the coastal mountain ranges. It can be found from beaches inland to serpentine slopes and chaparral. It is a hairy, prostrate or spreading perennial herb lined with leaves each made up of small oval leaflets. The inflorescence bears up 8 yellow pealike flowers each up to about a centimeter long. The fruit is a small beaked legume pod.

References

References

  1. "NatureServe Explorer 2.0".
  2. "Acmispon junceus (Benth.) Brouillet". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 2021-02-16.
  3. Brouillet, Luc (2012), Jepson Flora Project (ed.), "Acmispon junceus", Jepson eFlora, Regents of the University of California, retrieved 2018-02-06
  4. NRCS. "Lotus junceus". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 23 June 2015.
External links