Astragalus whitneyi A. Gray ssp. siskiyouensis (Rydb.) Abrams
[= Astragalus whitneyi var. siskiyouensis]

Oregon: Jackson County: Siskiyou Mountain, east slope of Observation Peak, above head of Cow Creek, about 15 mi (air) southwest of Ashland. Elev. 2110 m.
42° 1.04' N, 122° 53.05' W
East-facing serpentine slope, opening in fir forest. Perennial herb, fruit inflated. With Abies, Amelanchier, Eriogonum umbellatum, Angelica arguta, Eriophyllum, Polystichum lemmonii, Sedum, Monardella, Cryptogramma, Castilleja miniata; occasional.

Mark Fishbein 6025, Aug 24, 2007
With Kate Halpin
HPSU, Accession: 13080

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by collector.

Oregon: Jackson County: Lower northwest slope of Big Red Mtn., along Pacific Crest Trail. Elev. 6600 ft.
T40S R1W S29 NW 1/4 of SE 1/4
Dense, mature conifer forest, on serpentine. Balloon-pod Milkvetch. Phenology: flowers & fruits.

James T. Duncan 1237, Aug 14, 1999
SOC, Accession: 23095

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by Liston, A., 6 Jan 2004.

Oregon: Jackson County: Red Mountain, 1.3 miles west of Siskiyou Gap. Elev. 1828.80 m.
42.0458° N, 122.8216° W,
Uncertainty: 402 meters.

Barbara L. Wilson 6346, Jul 1993
OSC, Catalog: OSC198965

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by R. Barneby, 1988.

Oregon: Jackson County: Mount Ashland south of Ashland, (Route 20) 2 miles southwest of junction Route 22. Elev. 6000 ft.
T41S R1W S4 NE
Datum: NAD 27. Uncertainty: 805 meters. Coordinate Source: TRS2LL.
Ridge road, shallow reddish clay soil (derived from serpentine) on rocky spur, openings in Jeffrey pine-Calocedrus-fir forest. Common, caespitose, ascending, flowers ochroleucous pods thin-walled, inflated, red-mottled. Phenology: Flowers & Fruits.

Barbara Ertter 6458, Jun 29, 1986
With Linda Vorobik
WTU, Accession: 321154

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by R. C. Barneby.

Oregon: Jackson County: Mount Ashland south of Ashland, ridge road (Route 20) 2 miles southwest of jct. Route 22. Elev. 1829 m.
Shallow reddish clay soil (derived from serpentine) on rocky spur, openings in Jeffrey pine-Calocedrus-fir forest.

B. J. Ertter s.n., 29 Jun 1986
With Linda Vorobik
NY, Barcode: 01344602

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby

Oregon: Jackson County: Rogue River Nat. Forest; Pacific Crest Trail, W. side of Red Mountain. Elev. 6500 ft.
Serpentine slopes, dry forest and open meadows.

Bert G. Brehm s.n., Jul 27, 1980
With Lisa Steinmann
REED, Accession: 2363

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by Liston, A., 1 Jan 2004.

Oregon: Jackson County: Road 392, 1.6 miles W of Siskiyou Gap. Elev. 1828.80 m.
42.0493° N, 122.8263° W,
Uncertainty: 805 meters.

K.L. Chambers 4351, Jul 10, 1977
OSC, Catalog: ORE98506

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by Liston, A., 1 Jan 2004.

Oregon: Jackson County: Road 392; 1.6 mi. W of Siskiyou Gap. Elev. 1828.80 m.
42.0493° N, 122.8263° W,
Uncertainty: 805 meters.
Common in loose soil on roadbank.

K.L. Chambers 4351, Jul 10, 1977
OSC, Catalog: OSC150762

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by Frank T. Callahan, 9 Apr 2014.

Oregon: Jackson County: on the back road to Mt. Ashland
high arid summits flowers light yellow, [blooms in] summer, 4 to 8 inches Phenology: fruits.

Ireta Kirhofer s.n., Jul 1977
SOC, Accession: 19308

Astragalus whitneyi Gray var. siskiyouensis (Rydb.) Barneby

Oregon: Jackson County: On serpentine, rocky and grassy summit slopes of Observation Peak, Siskiyou Mtns. Elev. 7300 feet
42.0175° N, 122.88722° W; T41S R2W S12
Coordinate Source: Estimated.

R. H. Whittaker 260, Jul 14, 1950
WS, Accession: 197441

Astragalus whitneyi Gray var. siskiyouensis (Rydb.) Barneby

Oregon: Jackson County: Big Red Mtn., Ashland Park Area, Siskiyou Mts. Elev. 6700 feet
42.075° N, 122.60583° W; T40S R1W S32
Coordinate Source: Estimated.
W-27 deg, high open slope.

R. H. Whittaker 314, Jul 15, 1950
WS, Accession: 197391

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by R. C. Barneby, 1958.

Oregon: Jackson County: Siskiyou Mountains. In the vicinity of Mount Ashland. Elev. 2500 m.

W. H. Baker s.n., 27 Jul 1949
NY, Barcode: 01344605

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Remarks: No author given

Oregon: Jackson County: Siskiyou Mountains. In the vicinity of Mount Ashland. Elev. 8200 ft.
Phenology: Flowers and Fruits.

William H. Baker 6222, Jul 27, 1949
ID, Accession: 62456, Barcode: ID062779

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by RCB, 1956.

Oregon: Jackson County: Siskiyou Mountains, in the vicinity of Mount Ashland. Elev. 2500 ft.
Phenology: Flowers and Fruits.

William H. Baker 6222, Jul 27, 1949
ID, Accession: 14232, Barcode: ID062773

Astragalus whitneyi Gray var. siskiyouensis (Rydb.) Barneby

Oregon: Jackson County: Big Red Mtn., Ashland Area, Siskiyou Mts. Elev. 5800 feet
42.075° N, 122.60583° W; T40S R1W S32
Coordinate Source: Estimated.
On serpentine, high SW slope with rocky soil, open Pinus Jeffreyi for.

R. H. Whittaker s.n., Aug 22, 1949
WS, Accession: 193011

Astragalus whitneyi Gray var. siskiyouensis

Oregon: Jackson County: Siskiyou Mountains. In the vicinity of Mount Ashland. Elev. 2500 meters
42.075° N, 122.60583° W
Coordinate Source: Estimated.

William H. Baker 6222, Jul 27, 1949
WS, Accession: 195580

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by R. C. Barneby, 1946.

Oregon: Jackson County: Red Mountain, Siskiyou Mountains. Elev. 7000 ft.
Rocky serpentine slopes. Phenology: Fruits.

J. William Thompson 12375, Jul 29, 1935
WTU, Accession: 33314

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by Liston, A., 11 Jan 2004.

Oregon: Jackson County: Red Mt., Siskiyou Mts. Elev. 2133.60 m.
42.0543° N, 122.8415° W,
Uncertainty: 805 meters.

J. William Thompson 12375, Jul 1935
OSC, Catalog: WILLU19133

Astragalus whitneyi A. Gray var. siskiyouensis (Rydb.) Barneby
Annotated by R. C. Barneby, 1958.

Oregon: Jackson County: Slopes of Red Mt., Siskiyou Mts. Elev. 2134 m.
Rocky serpentine slopes.

J. W. Thompson s.n., 29 Jul 1935
NY, Barcode: 01344600

Astragalus whitneyi Gray var. siskiyouensis (Rydb.) Barneby
Annotated by L. Boner.

Oregon: Jackson County: Rocky serpentine slopes of Red Mt., Siskiyou Mts. Elev. 7000 feet
42.075° N, 122.60583° W
Coordinate Source: Estimated.
Rocky serpentine slopes.

J. William Thompson 12375, Jul 29, 1935
WS, Accession: 93449

Astragalus whitneyi Gray var. siskiyouensis (Rydb.) Barneby

Oregon: Jackson County: Rocky serpentine slopes of Red Mt., Siskiyou Mts. Elev. 7000 feet
42.075° N, 122.60583° W
Coordinate Source: Estimated.
Rocky serpentine slopes.

J. William Thompson 12375, Jul 29, 1935
WS, Accession: 77455

Astragalus whitneyi A. Gray ssp. siskiyouensis (Rydb.) Abrams
[= Astragalus whitneyi var. siskiyouensis]

Oregon: Jackson County: Red Mt., Siskiyou Mts. Elev. 7000 ft.
Rocky serpentine slopes. Phenology: Flowers & Fruits.

J. William Thompson 12375, Jul 29, 1935
WCW, Accession: 7733