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Astragalus agrestis

Dougl. ex G. Don

Purple Milkvetch

G5Secure Found in 61 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Identity
Unique IDELEMENT_GLOBAL.2.155437
Element CodePDFAB0F090
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderFabales
FamilyFabaceae
GenusAstragalus
Synonyms
Astragalus dasyglottisFisch. ex DC.
Other Common Names
Astragale rustique (FR) Don Meadow Milkvetch (EN) Field Milkvetch (EN) purple milkvetch (EN)
Concept Reference
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Conservation Status
Rank MethodExpertise without calculation
Review Date2016-05-16
Change Date1988-08-01
Edition Date1998-05-14
Edition AuthorsGRIES, D
Rank Reasons
Astragalus agrestis is known from British Columbia, north to Alaska, Yukon and Northwest Territories, east to Newfoundland and south to Idaho, Montana, New Mexico, Washington and northeastern Oregon.
Range Extent Comments
In the northern half of the Great Plains (Great Plains Flora Association, 1986). In California, occurs in the Modoc Plateau region (Hickman, 1993). British Columbia, north to Alaska, Yukon and Northwest Territories, east to Newfoundland and south to Idaho, Montana, New Mexico, Washington and northeastern Oregon (Douglas, 1989). In Utah, occurs in 21 counties (Welsh, 1993). In Nevada, known from the northern portion of the state only (Kartesz, 1988).
Ecology & Habitat

Habitat

This species is found along shorelines, in low areas of meadows and prairies. It needs sun and moist soil (Minnesota Wildflowers, 2022).
Terrestrial Habitats
Grassland/herbaceous
Palustrine Habitats
Riparian
Other Nations (2)
CanadaN5
ProvinceRankNative
Northwest TerritoriesS4Yes
ManitobaS5Yes
SaskatchewanS4Yes
QuebecSUYes
OntarioSHYes
Yukon TerritoryS3Yes
AlbertaS5Yes
British ColumbiaS5Yes
United StatesN5
ProvinceRankNative
ColoradoS4Yes
North DakotaSNRYes
KansasSNRYes
AlaskaS1Yes
WyomingS5Yes
IdahoSNRYes
NevadaS3Yes
MontanaS5Yes
MinnesotaSNRYes
South DakotaSNRYes
IllinoisSNANo
New MexicoSNRYes
CaliforniaS2Yes
UtahS3Yes
IowaS3Yes
OregonSNRYes
WashingtonS3Yes
NebraskaS1Yes
Plant Characteristics
Economic Value (Genus)Yes
Roadless Areas (61)
Idaho (6)
AreaForestAcres
Borah PeakSalmon-Challis National Forest130,463
Italian PeakCaribou-Targhee National Forest141,158
Lemhi RangeSalmon-Challis National Forest308,533
PalisadesCaribou-Targhee National Forest122,002
Pioneer MountainsSawtooth National Forest119,563
Pioneer MountainsSalmon-Challis National Forest172,460
Montana (10)
AreaForestAcres
Big Snowy Mountains WsaLewis and Clark National Forest88,003
Cabin Creek Wildlife Management Area OcdGallatin National Forest35,048
Cattle GulchBeaverhead-Deerlodge National Forest19,390
East PioneerBeaverhead-Deerlodge National Forest145,082
Freezeout MountainBeaverhead-Deerlodge National Forest97,305
Gallatin FringeGallatin National Forest51,571
Italian PeakBeaverhead-Deerlodge National Forest90,401
MadisonGallatin National Forest127,859
Reservation DivideLolo National Forest16,908
West PioneerBeaverhead-Deerlodge National Forest248,631
Nevada (2)
AreaForestAcres
Pearl PeakHumboldt-Toiyabe National Forest71,405
RattlesnakeHumboldt-Toiyabe National Forest19,672
New Mexico (1)
AreaForestAcres
Cerro AlesnaCibola National Forest6,184
North Dakota (1)
AreaForestAcres
Bell LakeDakota Prairie Grasslands11,265
Utah (20)
AreaForestAcres
0401007Ashley National Forest16,483
0419022Ashley National Forest2,232
418004Uinta National Forest16,661
418034Uinta National Forest6,170
418042Uinta National Forest7,313
Boulger - Black CanyonManti-Lasal National Forest23,286
Casto BluffDixie National Forest87,466
Clear CreekSawtooth National Forest7,188
East MountainManti-Lasal National Forest30,705
FishhookDixie National Forest12,959
Fishlake MountainFishlake National Forest25,217
High Uintas (UT)Wasatch-Cache National Forest102,398
Hilgard MountainFishlake National Forest28,389
Muddy Creek - Nelson Mt.Manti-Lasal National Forest59,034
Raft RiverSawtooth National Forest23,969
Red Canyon NorthDixie National Forest9,973
Rock Creek - Green ForkWasatch-Cache National Forest5,660
Solomon BasinFishlake National Forest19,963
Table Cliffs - Henderson CanyonDixie National Forest19,581
Widdop MountainWasatch-Cache National Forest8,011
Washington (1)
AreaForestAcres
Granite MountainOkanogan National Forest27,428
Wyoming (20)
AreaForestAcres
Cloud Peak ContiguousBighorn National Forest113,757
Devils CanyonBighorn National Forest37,416
Grayback RidgeBridger-Teton National Forest295,113
Gros Ventre MountainsBridger-Teton National Forest106,418
Middle ForkMedicine Bow-Routt National Forest13,238
Middle ForkShoshone National Forest51,772
Monument RidgeBridger-Teton National Forest17,720
Mosquito Lake - Seven LakesBridger-Teton National Forest51,950
Pacific Creek - Blackrock CreekBridger-Teton National Forest24,658
PalisadesTarghee National Forest1,121
Pass CreekShoshone National Forest6,172
Platte River AdditionMedicine Bow-Routt National Forest7,962
ReefShoshone National Forest16,817
Rock CreekBighorn National Forest48,657
Salt River RangeBridger-Teton National Forest235,661
Spread Creek - Gros Ventre RiverBridger-Teton National Forest166,097
Wapiti Valley NorthShoshone National Forest18,345
Wapiti Valley SouthShoshone National Forest43,517
West Slope TetonsTarghee National Forest47,448
West Slope WindsBridger-Teton National Forest143,252
References (7)
  1. Douglas, G.W., G.B. Straley, and D. Meidinger. 1989. The vascular plants of British Columbia. Part 1. Gymnosperms and Dicotyledons (Asteraceae through Cucurbitaceae). Crown Publications Incorporated. Victoria, British Columbia, Canada. 208 pp.
  2. Great Plains Flora Association (R.L. McGregor, coordinator; T.M. Barkley, ed., R.E. Brooks and E.K. Schofield, associate eds.). 1986. Flora of the Great Plains. University Press of Kansas, Lawrence, Kansas. 1392 pp.
  3. Hickman, J. C., ed. 1993. The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
  4. Kartesz, J.T. 1988. A flora of Nevada. Ph.D. dissertation. Univ. of Nevada, Reno. 3 volumes. 1729 pp.
  5. Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
  6. Minnesota Wildflowers. 2022. <i>Astragalus agrestis</i> (Field Milkvetch). Accessed: September 1, 2022. https://www.minnesotawildflowers.info/flower/field-milkvetch
  7. Welsh, S.L., N.D. Atwood, S. Goodrich, and L.C. Higgins (eds.) 1993. A Utah flora. 2nd edition. Brigham Young Univ., Provo, Utah. 986 pp.