CPC Plant Profile: Debris Milkvetch
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Plant Profile

Debris Milkvetch (Astragalus detritalis)

Description
  • Global Rank: G3 - Vulnerable
  • Legal Status: N/A
  • Family: Fabaceae
  • State: CO, UT
  • Nature Serve ID: 156187
  • Date Inducted in National Collection: 03/08/1989

Debris milkvetch is a perennial plant that is a member of the Pea family. It flowers from late April to early June, producing vivid pink-purple flowers. Its pinnately compound or trifoliate leaves have narrowly linear leaflets. Its pods are erect to straight or slightly curved, laterally compressed, and sparsely strigose (Barneby 1984 and Welsh et al 1987).

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Updates
  • 08/25/2020
  • Demographic Research

There are 10,000 individuals in Colorado, distributed among 15 occurances in two counties. This data was collected in the 1970's and 80's (CNHP 1998). There are also 20-100 occurrences in Utah.

Nature Serve Biotics
  • 05/02/2017

Colorado and Utah support the only occurrences for this species. There are at least 35 locations globally. However, specific occurrence information from Utah was not available and may increase the total number known.

Akiko Okawado
  • 01/01/2010

Threats include overgrazing and the invasion of exotic species (Weber and Wingate 1978).

Akiko Okawado
  • 01/01/2010

There are 10,000 individuals in Colorado, distributed among 15 occurances in two counties. This data was collected in the 1970's and 80's (CNHP 1998). There are also 20-100 occurrences in Utah.

Akiko Okawado
  • 01/01/2010

Not Available

Akiko Okawado
  • 01/01/2010

Not Available

Akiko Okawado
  • 01/01/2010

Not Available

Akiko Okawado
  • 01/01/2010

Not Available

MORE

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Photos
Nomenclature
Taxon Astragalus detritalis
Authority M.E. Jones
Family Fabaceae
CPC Number 399
ITIS 25493
USDA ASDE5
Common Names Debris Milk-vetch
Associated Scientific Names Astragalus detritalis | Astragalus spectabilis | Homalobus detritalis
Distribution This species is found within the Uinta Basin in Duchesne and Uintah Counties, Utah, and Rio Blanco and Moffat Counties, Colorado (Spackman 1997).
State Rank
State State Rank
Colorado S2
Utah S3
Habitat

Debris milkvetch grows in cobblestone bluffs, barren knolls, hilltops, an dgullied badlands, on shale, sandstone, or stony alluvial clays. Elevation 5200-7000 ft (Barneby 1964).

Ecological Relationships

Not Available

Pollinators
Common Name Name in Text Association Type Source InteractionID
Reintroduction
Lead Institution State Reintroduction Type Year of First Outplanting

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