SPIF

Claytonia parviflora subsp. parviflora Hook.

Shasta, Devils Rock 7.5' USGS quad. Strange, very red calyx and capsules. Steep, shady, mixed coniferous forest., 659m

SPIF

Claytonia palustris Swanson & Kelley

Trinity, Covington Mill 7.5' USGS quad. Growing in wet seepy area near road. Partial shade., 872m

SPIF

Claytonia obovata Rydb.

Trinity, Tangle Blue Lake 7.5' USGS quad. S of Graves Creek. Open rocky serpentine slope with Pinus jeffreyi, Pseudotsuga menziesii, Festuca californica, Erythronium citrinum var roderickii, Polystichum munitum, and Eriogonum congdonii.. 0% canopy, 55degree slope., 1129m

SPIF

Claytonia obovata  Rydb.

Trinity, Mumbo Basin 7.5' USGS quad. Along tributary to Graves Creek. Growing in open rocky area near Calocedrus decurrens among scarce vegetation including Sedum, Quercus vacciniifolia var Kellogg, Phlox speciosa. 0% cover. Fallen logs and lichens., 1368m

SPIF

Claytonia obovata  Rydb.

Trinity, Tangle Blue Lake 7.5' USGS quad. S of Graves Creek. Open rocky serpentine slope with Pinus jeffreyi, Pseudotsuga menziesii, Festuca californica, Erythronium citrinum var roderickii, Polystichum munitum, and Eriogonum congdonii.. 0% canopy, 55degree slope., 1129m

SPIF

Claytonia palustris Swanson & Kelley

Butte, Butte Meadows 7.5' USGS quad. SE of Butte Creek. Growing in mossy part of a large marsh with Mimulus sp, Poaceae, and moss. 0 degree slope and 30% canopy., 1393m

SPIF

Claytonia palustris Swanson & Kelley

Plumas, Canyondam 7.5' USGS quad. SW of Keddie Ridge. Growing in very wet portion of spring with Pycnanthemum californicum, Stachys ajugoides, Mimulus guttatus, Veronica americana, Berula erecta, Aquilegia formosa and grasses. Surrounded by a mixed conifer forest of Pseudotsuga menziesii, Calocedrus decurrens, Pinus ponderosa, and Abies concolor., 1804m

SPIF

Claytonia parviflora subsp. parviflora Hook.

Trinity/Shasta, French Gulch 7.5' USGS quad. Exact location is unknown. Very small flowers. Identification by Dr. Taylor. Formerly in Portulacaceae

SPIF

Claytonia serpenticola  Stoughton

Trinity, Carrville 7.5' USGS quad. N of Snowslide Gulch and W of Trinity River. Open ridge top with Erythronium citrinum var roderickii, Carex, Eriogonum congdonii, Calocedrus decurrens, Pinus ponderosa, Cardamine, Senecio aronicoides, Viola sp, Silene salmonacea. Ultramafic soil., 1087m

SPIF

Claytonia serpenticola  Stoughton

Trinity, Tangle Blue Lake 7.5' USGS quad. S of Graves Creek and NE of Meter Meadow. 30-40% slope. Rocky talus jumble. Growing among Aspidotis densa, Phlox speciosa, Eriogonum, Sedum, and Erythronium citrinum var. roderickii., 1333m

SPIF

Claytonia serpenticola  Stoughton

Trinity, Tangle Blue Lake 7.5' USGS quad. S of Minnehaha Creek and W of Trinity River. Rocky logged opening with Erythronium citrinum var roderickii, Senecio, and grasses. Ultramafic soil. Growing near Ceanothus cuneatus, Lomatium engelmannii, Epilobium sp, viola sp, Fritillaria sp, and Dodecatheon hendersonii., 842m

SPIF

Claytonia sibirica L.

Tehama, Lyonsville 7.5' USGS quad. 1000-1500 plants in large seep complex. Growing with Veratrum californicum, Mimulus guttatus, Poa sp, Athyrium filix-femina, Alnus rhombifolia, and Calocedrus decurrens within a mixed conifer forest. Very wet and seepy habitat. Rocky substrate to edge of forest duff. Canopy 20-95% and cow grazing has caused trampling, but most lvs have not been grazed. Only 10% flowering, 50% frt, 85% veg., 1194m

SPIF

Claytonia L.

Trinity, Carrville 7.5' USGS quad. USFS. W of Hwy 3, ~1.73 air miles E of Billys Peak, between Minnehaha Creek and Snowshoe Gulch. Open ridgetop with Erythronium citrinum var. roderickii, Carex sp, Eriogonum congdonii, Calocedrus decurrens, Pinus ponderosa, Cardamine sp, Senecio aronicoides, and Silene salmonacea. 300 plants. Ultramafic soil. (Possibly the undescribed C. serpenticola).

SPIF

Claytonia umbellata S. Watson

Tuolumne, Liberty Hill 7.5' USGS quad. Growing with Allium, Sanicula tuberosa, Ceanothus fresnensis, Pinus ponderosa. Flat ridgetop. To be described over 2016 winter as Claytonia crawfordii per Thomas Stoughton., 1932m

SPIF

Claytonia palustris Swanson & Kelley

Butte, Jonesville 7.5' USGS quad. Coon Hollow; Coon Hollow Creek at confluence with West Branch Feather River. Moist cool shaded site under Alnus tenuifolia with dense moss (Mnium), associated with Botrychium ascendens., 1615m

SPIF

Claytonia palustris Swanson & Kelley

Butte, Butte Meadows 7.5' USGS quad. Cornelia Lott Sank Memorial Spring, Humbug Summit Road. Densely shaded creek in conifer forest, growing in moist bed of stream draining the site (not seen in the spring area and associated meadow) ca. 150 ft downslope to the SE of the road, under Athyrium filix-femina, Senecio triangularis with Circaea alpina., 1524m

SPIF

Claytonia rubra (Howell) Tidestr.

Shasta, Cottonwood 7.5' USGS quad. Sacramento River bank, at the Sierra Pacific Industries' Anderson Office., 128m

SPIF

Claytonia rubra subsp. rubra (Howell) Tidestr.

Tehama, Finley Butte 7.5' USGS quad. Judd Creek study site; ca. 1 air mile south of Lyman Springs., 1097m

SPIF

Claytonia rubra subsp. rubra (Howell) Tidestr.

Tehama, Finley Butte 7.5' USGS quad. Judd Creek, ca. 1 mile S of Lyman Springs, 1036m