Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Plants growing in loamy soils with Artemisia tridentata, Astragalus pushii, Carex sp., Chrysothamnus viscidiflorus, Eriogonum umbellatum, Elymus elymoides, Festuca idahoensis, Lupinus sp., Phacelia hastate, Phlox hoodia, Poa secunda, and Senecio sp. Dwarf and densely tufted, short-stemmed perennial herb from a taproot. Large plants can be up to about 7 cm tall and 15 cm wide but most individuals are smaller. Leaf stalks are stiff, straight and persistent with 9-17 leaflets. Leaves are 2.5 to 5.5cm long, and the leaflets are 1-3 mm, however the terminal leaflets is 1mm long. 2-8 flowers are born of Racemes that are immersed among the leaves with small, white pea like flowers. The banner has faint pink veins. The pod is stipitate and is not inflated. The pod remains green but turns papery.

D. Pensinger s.n., Jul 30, 2019
With Cheyney, M. Hankins, K.
CIC, Accession: 56636

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Clay soil. Associated species: Artemisia tridentata, Purshia tridentata, Artemisia arbuscula, Festuca idahoensis, Poa secunda Revist of EO 21.

Michael Ottenlips 167, Jun 14, 2018
CIC

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
moderately grazed with Artemisia arbuscula and Cercocarpus ledifolius, rocky outcrops and rocky surfaces between plants prostrate

J. F. Smith 11660, Jun 8, 2014
SRP, Accession: 53683

Astragalus yoder-williamsii Barneby
Annotated by Beth Lowe Corbin.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Mountain big sagebrush valley bottom. with Artemisia tridentata ssp tridentata, Festuca idahoensis, Poa secunda, Chrysothamnus viscidiflorus, Pascopyrum smithii, Mertensia oblongifolia, Lupinus sellulus, Phlox hoodii, Phlox longifolia, Chaenacis douglasii. Flowers white.

Beth Lowe Corbin 1550, Jun 25, 2013
SRP, Accession: 49843

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Coarse loamy soil; assoc. with Artemisia tridentata, Festuca idahoensis. Flowers whitish. Phenology: Flowers.

Michael Mancuso 3406, May 25, 2009
ID, Accession: 163662, Barcode: ID156685

Astragalus yoder-williamsii Barneby
Annotated by D. H. Mansfield, 15 Jan 2017. Remarks: Annotated on specimen by R. Rosentreter no date

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],

J. F. Smith 3568, Jun 25, 1995
SRP, Accession: 15484

Astragalus yoder-williamsii Barneby
Annotated by Ann DeBolt.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Associates: Idaho fescue, Agropyron spicatum & Artemisia tridentata. Soil: Rocky & coarse textured soil. Location of Original: BDO.

Pam Dugger 39, 6/28/1995
BBLM, Accession: 646

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Associates: Artemisia tridentata. Soil: Rich loamy soil. T & E Plant. Location of Original: BDO.

N. Taylor-Grant 11/1/1994, 6/7/1994
BBLM-OWY, Accession: 647

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Loamy soils. Mt. big sagebrush, Idaho fescue.

A. Debolt 1730, Jul 1, 1993
SRP, Accession: 14824

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Associates: Mountain big sagebrush, Idaho fescue. Soil: Loam soils. T & E Plant. Location of Original: BDO.

Ann DeBolt 1730, 7/1/1993
BBLM, Accession: 649

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Artemisia tridentata vaseyana/Festuca idahoensis community with Chrysothamnus viscidiflorus, Lomatium macrocarpum, Mertensia longflora, Lupinus sp., Poa secunda, fine textured soil from volcanics; swale position. Petals mostly white; uncommon. Phenology: Flowers.

Michael Mancuso 635, May 19, 1992
ID, Accession: 113339, Barcode: ID062792

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Fine textured soil, high in organic matter. Artemisia tridentata vaseyana, Festuca idahoensis, Chrysotha.

M. Mancuso 636, May 19, 1992
SRP, Accession: 10572

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Associates: Artemisia tridentata ssp. wyomingensis. Soil: Fine cinder soils. T & E Plant. Location of Original: BDO.

Ann DeBolt 1212, 6/7/1989
BBLM, Accession: 652

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
On fine cinder soils in Artemisia tridentata ssp. wyomingensis, Chrysothamnus viscidiflorus ssp. lanceolatus, Stipa thurberiana, Festuca idahoensis habitat. On sites where other vegetation is more sparse. Phenology: Flowers.

A. DeBolt 1212, Jul 6, 1989
BBLM-OWY, Accession: 4856

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Sparsely vegetated with Artemisia arbuscula-Poa sandbergii.

A. DeBolt s.n., 20 May 1987
NY, Barcode: 00701955

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In Artemisia arbuscula-Poa sandbergii-Eriogonum strictum habitat.

A. DeBolt s.n., 29 Jul 1987
NY, Barcode: 00701956

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],

Ann DeBolt s.n., Jul 29, 1987
CIC, Accession: 9435

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],

Ann DeBolt s.n., Jul 29, 1987
CIC, Accession: 20648

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Occurred in a narrow zone at near 5200 ft. on gently sloping to flat ground. Artemisia tridentata ssp. vaseyana and Artemisia arbuscula habitats.

R. Rosentreter s.n., 30 May 1984
NY, Barcode: 00701962

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Mixed Artemisia arbuscula, Festuca idahoensis and barren lithic sites.

R. Rosentreter s.n., 23 Jun 1984
NY, Barcode: 00701963

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Coarse sandy loam soil. Mixed Artemisia arbuscula, festuca idahoensis, and barren lithic sites. Phenology: Flowers.

Roger Rosentreter 3444, Jun 23, 1984
ID, Accession: 82882, Barcode: ID062793

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentreter.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Coarse sandy loam ¶Mixed Artemisia tridentata vaseyana and Artemisia arbuscula Phenology: Flowers.

R. Rosentreter 3451, Jun 26, 1984
CIC, Accession: 19999

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentreter.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Coarse sandy soil ¶Mixed Artemisia arbuscula, Artemisia tridentata vaseyana Festuca idahoensis and Barren lithic sites Phenology: Flowers.

R. Rosentreter 3447, Jun 23, 1984
CIC, Accession: 19939

Astragalus yoder-williamsii Barneby
Annotated by R. Rosentreter, 1984.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Coarse sandy loam soil. Mixed Artemisia arbuscula, Festuca idahoensis. Barren lithic sites. Phenology: Fruits.

R. Rosentreter 3489, Jun 23, 1984
IDS, Accession: 1994.051, Catalog: 1994.51.113.1, Barcode: IDS0024327

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentrater, 1984.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Coarse sandy loam soil.¶Mixed Artemisia arbuscula festuca idahoensis and barren lithic sites. Phenology: Flowers.

R. Rosentreter 3444, Jun 23, 1984
IDS, Accession: 1994.051, Catalog: 1994.51.112, Barcode: IDS0024328

Astragalus yoder-williamsii Barneby
Annotated by R. Rosentreter, 1984.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Coarse, sandy loam; barren lithic sites. Mixed Artemesia arbuscula festuca idahoensis. Phenology: Fruits.

R. Rosentreter 3489, Jun 23, 1984
IDS, Accession: 1994.051, Catalog: 1994.51.113.2, Barcode: IDS0024329

Astragalus yoder-williamsii Barneby
Annotated by Rosentreter, R., 1983.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Cabinet 85.

Roger Rosentreter 3195, Jun 1983
OSC, Catalog: OSC168330

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Low growing Artemisia tridentata ssp. vaseyana and Festuca idhoensis. 2 specimens at NY: NY barcodes 701960 and 701961.

R. Rosentreter s.n., 02 Aug 1983
NY, Barcode: 00701960

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Low growing Artemisia tridentata ssp. vaseyana and Festuca idhoensis. 2 specimens at NY: NY barcodes 701960 and 701961.

R. Rosentreter s.n., 02 Aug 1983
NY, Barcode: 00701961

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In mixed: Artemisia tridentata ssp. vaseyana, A. arbuscula/Agropyron spicatum, Festuca idahoensis site. There are botanical illustrations and measurements drawn in pencil and affixed to the specimen sheet.

R. Rosentreter s.n., 30 Jun 1983
NY, Barcode: 00701958

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Mixed Artemisia tridentata subsp. vaseyana and A. arbuscula, Festuca idahoensis site. There are botanical illustrations and measurements drawn in pencil affixed to the specimen sheet.

R. Rosentreter s.n., 02 Aug 1983
NY, Barcode: 00701959

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In fine loamy mixed frigid typic Argixerollic soil above rhyolitic bedrock. In mixed: Artemisia tridentata ssp. vaseyana, A.arbuscula/Agropyron spicatum, Festuca idahoensis site. Phenology: Flowers.

Roger Rosentreter 3195, Jun 30, 1983
ID, Accession: 84983, Barcode: ID062791

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentreter.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Mixed Artemisia tridentata ssp. vaseyana and Artemisia arbuscula/ Festuca idahoensis site. Phenology: Fruits.

R. Rosentreter 3236, Aug 2, 1983
CIC, Accession: 20031

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentreter.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Phenology: Fruits.

R. Rosentreter 3230, Jul 19, 1983
CIC, Accession: 19404

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentreter.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In fine loamy mixed frigid typic Argixerollic soil above rhyolitic bedrock. In mixed: Artemisia tridentata ssp. vaseyana, A. arbuscula/Agropyron spicatum, Festuca idahoensis site. Phenology: Flowers.

R. Rosentreter 3195, Jun 30, 1983
CIC, Accession: 19402

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In fine loamy mixed frigid typic. Argixerollic soil above rhyolitic bedroc.

R. Rosentreter 3195, Jun 30, 1983
SRP, Accession: 8566

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Associates: Artemisia tridentata ssp. vaseyana. Soil: Fine loamy mixed frigid. T & E Plant. Location of Original: BDO.

Roger Rosentreter 3195, 6/30/1983
BBLM, Accession: 650

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In fine loamy mixed frigid typic Argixerollic soil above rhyoliitic bedrock. ¶In mixed: Artemisia tridentata ssp. vaseyana, A. arbuscula/Agropyron spicatum, Festuca idahoensis site. Phenology: Flowers.

R. Rosentreter 3195, Jun 30, 1983
BBLM-OWY, Accession: 4855

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In fine loamy mixed frigid typic Argixerollic soil above rhyolitic bedrock. ¶In mixed: Artemisia tridentata ssp. vaseyana, A. arbuscula/Agropyron spicatum, Festuca idahoensis site. Phenology: Flowers.

R. Rosentreter 3195, Jun 30, 1983
BBLM-OWY, Accession: 4857

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In fine loamy mixed frigid typic Argixerollic soil above rhyolitic bedrock. ¶In mixed: Artemisia tridentata ssp. vaseyana, A. arbuscula/Agropyron spicatum, Festuca idahoensis site. Phenology: Fruits.

R. Rosentreter 3195, Jun 30, 1983
BBLM-OWY, Accession: 4858

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentreter.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
In fine loamy mixed frigid typic Argixerollic soil above rhyolitic bedrock. In mixed: Artemisia tridentata ssp. vaseyana, A. arbuscula/Agropyron spicatum, Festuca idahoensis site. Phenology: Flowers & Fruits.

Roger Rosentreter 3195, Jun 30, 1983
BOIS, Accession: 4719

Astragalus yoder-williamsii Barneby
Annotated by Roger Rosentreter.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Mixed Artemisia tridentata ssp. vaseyana and Artemisia arbuscula/Festuca idahoensis site. Phenology: Vegetative.

Roger Rosentreter 3236, Aug 2, 1983
BOIS, Accession: 4720

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],

Lynda C. Smithman s.n., May 16, 1981
With J. E. Smithman, G. & B. Pierce & D. & H. Brandt
CIC, Accession: 19945

Astragalus yoder-williamsii Barneby
Annotated by Liston, A., 26 Nov 1996.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Cabinet 85; flowers greenish; banner purple-veined.

J.R. Kierstead 345, Jun 1977
OSC, Catalog: OSC152171

Astragalus yoder-williamsii Barneby
Annotated by R. Barneby, 1979. Remarks: 77-281; New York Botanical Garden

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Flat, rocky area on the east side of the road, near ant hill. This particular plant was found around old ant piles, +/- sandy soil. Ovules 8; anthers 03" mm; [sketches of banner, wing, & keel petals, & of calyx] RB '77 Phenology: Flowers.

Sarah J. Richards SJR-77-281, Jun 27, 1977
CIC, Accession: 12607

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Associates: Artemisia tridentata. Soil: Rich. T & E Plant. Location of Original: BDO.

S. J. Richards SJR 77-565, 8/8/1977
BBLM-OWY, Accession: 651

Astragalus yoder-williamsii Barneby
Annotated by R. C. Barneby, 1981.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Open flat, 0% slope. Vegetation type: Big sage; Associated plants: Artemisia tridentata chrysothamnus. Paratype. The original common name on the label is Mulfords's milkvetch. Affixed to the sheet is a sticker with the notation: On the Federal Register Endangered. paratype.

S. J. Richards s.n.,
NY, Barcode: 00701966

Astragalus yoder-williamsii Barneby
Annotated by Ann DeBolt.

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
On cinder soils in mountain big sagebrush-Idaho fescue habitat. Phenology: Fertile.

A. DeBolt 1529, [No collection date given]
CIC, Accession: 24798

Astragalus yoder-williamsii Barneby

Idaho: Owyhee County: [locality and coordinates withheld; status in Idaho: S3 (Rare; IDNHP)],
Associates: Big sagebrush, Idaho fescue. Soil: Cinder soils. T & E Plant. Location of Original: BDO.

Ann DeBolt 1529, [no collection date given]
BBLM, Accession: 648