Isoetes orcuttii A.A. Eaton
Annotated by Northway, S., 2011.

Oregon: Jackson: Lower Table Rock; near the middle of the Rock along a path emerging from the central Cercocarpus-Oak-Ceanothus copse and leading towards the E escarpment. Elev. 2027 ft.
42.454833° N, 122.947972° W,
Coordinate Source: OrlookId: 14047, StateProvince: Oregon, County: Jackson, LocName: Lat 42 Deg 27 Min 17.4 Sec; Lon -122 Deg 56 Min 52.7 Sec. OregonFlora 1994-2020 methodology.
In a vernal pool. Cercocarpus Oak, Ceanothus copse Https://oregonflora.org/collections/individual/index.php?occid=1002794.

Steve Northway; Steve Northway s.n., Jun 9, 2011
With Frank Callahan, Susan MacKinnon
OSC, Catalog: OSC-V-001156, Accession Number: OSC232383

Isoetes orcuttii A.A. Eaton
Annotated by Richard E. Brainerd, 21 Apr 2009. Remarks: First Oregon record

Oregon: Jackson: Whetstone Savanna south of Newland Road, ca. 2.3 km west-southwest of White City. Elev. 380 m.
42.42133° N, 122.90593° W,
Vernal pools in patterned ground. Plagiobothrys, Lasthenia californica, Lasthenia glaberrima, Vulpia Megaspores gray. Https://oregonflora.org/collections/individual/index.php?occid=4437777.

Richard E. Brainerd 1341, Apr 21, 2009
With T. Kaye
OSC, Catalog: OSC-V-262524

Isoetes orcuttii A.A. Eaton
Annotated by Frank T. Callahan, 16 Jun 2011.

Oregon: Jackson County: Lower Table Rock Elev. 2000 ft.
T36S R2W
Datum: WGS 84. Uncertainty: 1500 meters. Coordinate Source: Digital Map.
vernal pools, 0-3% slope, Agate Winlo soil SEM micrographs added by Frank Callahan

Ron Kranz 55, Apr 21, 1979
SOC, Accession: 04740

Isoetes orcuttii A.A. Eaton
Annotated by Frank T. Callahan, 16 Jun 2011.

Oregon: Jackson County: top of Upper Table Rock. Elev. 2036 ft.
in vernal pools. very abundant in some pools with no other plants present; in other pools not abundant with Plagiobothrys and Myosurus SEM micrographs added by Frank Callahan

Joyce Bork 255, May 2, 1976
SOC, Accession: 05392