Specimen
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Descurainia californica – Tansy-mustard
Occasional annual herb, corollas yellow, in dry, loose pumice soil at base of west facing sagebrush-covered moraine with Artemisia tridentata, A. cana, Elymus cinereus.
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Delphinium gracilentum – Slender Larkspur
Occasional perennial herb, corollas blue-purple, at base of sagebrush-covered moraine growing among Purshia tridentata, Artemisia tridentata.
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Delphinium glaucum – Giant or Mountain Larkspur
Rare perennial herb to 2 m tall, corollas purple, planted in sunny opening just sout of University cabin are containing Epilobium angustifolium and Lilium kelleyanum.
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Cystopteris fragilis
Rare fern to 1 dm tall on moist shaded slope above Mammoth Creek, in wet soil, with Mimulus nasutus and Cornus stolonifera.
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Cymopteris terebinthinus var. californicus – Rocky Pteryxia
Common perennial herb, corollas yellow, on dry sagebrush slopes, in loose pumice soil with Purshia tridentata, Arctostaphylos patula.
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Cuscuta californica var. breviflora – California Dodder
Rare parasitic herb, stems orange, flowers white, on Erigeron, Pteryxia terebinthina, on dry, south-facing chaparral-covered slope.
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Cryptantha watsonii – Watson’s Cryptantha
Occasional annual herb, corollas white, in dry pumice soil at base of sagebrush knoll with Artemisia tridentata and Purshia tridentata.
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Cryptantha torreyana – Torrey’s Cryptantha
Occasional annual herb, corollas white, in dry pumice soil of west-facing moraine with Artemisia tridentata, Purshia tridentata, Elymus cinereus.
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Crepis intermedia – Intermediate Hawksbeard
Occassional perennial herb, corollas yellow, in loose pumice soil in sunny forest openings with Abies concolor, Pinus jeffreyi, Artemisia tridentata.
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Cornus sericea ssp. sericea – American or Creek Dogwood
Common shrub to 2.5 m tall, corollas white, along borders of Mammoth Creek with Alnus tenuifolia, Populus tremuloides.
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Corallorhiza maculata – Spotted Coral-root
Rare perennial herb, saprophytic, flowers white and brown, in deep humus soil in dense shade on steep northeast facing slope under Abies magnifica with Symphoricarpos vaccinoides.
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Collomia linearis – Narrow-leaved Collomia
Occasional perennial herb, corollas pale pink, in moist soil of meadow with Epilobium exaltatum, Sidalcea oregana, Castilleja miniata.
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Collomia grandiflora – Large-flowered Collomia
Annual herb, salmon-pink corollas, rare on dry gravelly slope with Artemisia tridentata and Purshia tridentata.
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Cirsium congdonii – Dwarf Thistle
Occasional perennial herb to 1 dm tall corollas pink, in moist soil on meadow margin with Perideridia parishii and Castilleja miniata.
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Circaea alpina var. pacifica – Enchanter’s Nightshade
Rare perennial herb, corollas white, in deep shade along trail near diversion of Mammoth Creek to trout ponds with Alnus tenuifolia, Cornus stolonifera.
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Chrysothamnus viscidiflorus ssp. puberulus – Sticky Rabbit-brush
Occasional subshrub to 3 dm tall, heads yellow, on sagebrush knoll in pumice soil with Purshia tridentata and Tetradymia canescens.
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Chrysolepis sempervirens – Chinquapin
Occasional shrub to 1 meter tall near rock outcroppings on high trail, on north-east facing slope, near Mammoth Creek, with Ceanothus velutinus and Abies magnifica.
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Chenopodium atrovirens – Goosefoot
Occasional perennial herb, to 4 dm tall, flowers green, occurring as weed in lawns around man-made trout ponds.
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Chamaesaracha nana
Rare perennial herb, corollas white, in dry pumice soil of disturbed roadside along Old Mammoth Road near Valentine Camp with Artemisia tridentata, Lupinus andersonii.
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Chaenactis douglasii – Dusty Maidens, Hoary Chaenactis
Biennial, flowers cream; locally uncommon, dry sandy-gravelly soil, sagebrush scrub, east end of property along road to manmade stream channels; with Purshia tridentata, Achnatherum nevadensis.
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Ceanothus X lorenzenii – Snowbush-Tobacco Brush Hybrid
Rare hybrid shrub to 1 meter tall, corollas white, beside forest trail near waterfall overlook in loose pumice soil. Hybrid of Ceanothus velutinus and C. cordulatus.
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Ceanothus velutinus – Tobacco Brush
Common shrub, to 1 meter tall, corollas white, in loose gravelly soil on dry, south-facing chaparral-covered slope with Prunus emarginata, Arctostaphylos patula.
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Ceanothus cordulatus – Snowbush. Mountain Whitethorn
Common shrub to 0.8 m. tall, corollas white, in gravelly soil, on dry, south-facing, chaparral-covered slope, with Quercus vaccinifolia, Prunus emarginata.
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Castilleja miniata ssp. miniata – Meadow Paintbrush
Perennial herb, rhizomatous, bracts scarlet; occasional growing below willows in wet meadow, east end of property, near east stream control structure on Convict Creek; with Salix lutea.