UW Burke Herbarium species comparison

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Claytonia rubra

Claytonia arenicola

cushion miner's lettuce, erubescent lettuce, red miners lettuce

sand claytonia, sand springbeauty
Habit Fleshy annuals, the stems 1-10 cm. tall. Somewhat succulent annual from a taproot, the several ascending to erect stems 5-15 cm. long.
Leaves

Basal leaves usually in flattened rosettes 0.5-6 cm. wide, the blades strongly reddish, narrowly rhombic to ovate, spatulate or ladle-shaped;

cauline leaves opposite, sessile, the blades ovate, distinct or united.

Basal leaves several, linear, 1.5-6 cm. long and 1-2.5 mm. broad;

cauline leaves 2, opposite, linear, 1-3 cm. long, attached below the mid-point of the stem.
Flowers

Inflorescence a raceme, subtended by a leaf-like bract 0.5-15 mm. in diameter;

flowers 2-5 mm. in diameter;

sepals 2, 1.5-2.5 mm. long;

petals 5, white to pale pinkish, 2-3 mm. long;

stamens opposite the petals.

Inflorescence of several open, bracteate, loose racemes up to 10 cm. long, the lowest bracts nearly as long as the stem leaves;

pedicels slender, up to 2 cm. long, recurved;

sepals 2, 2 mm. long;

petals 5, uniformly pink or pinkish veined, 6-9 mm. long;

stamens 5;

stigmas 3, linear.
Fruits

Capsule 3-ovuled.

Capsule ovoid.

Claytonia rubra

Claytonia arenicola
Flowering time April-July March-June
Habitat Open areas from sea level to middle elevations in the mountains. Mossy and rocky places, from sagebrush desert to ponderosa pine forest openings.
Distribution
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains.
[WildflowerSearch map]
[BONAP county map]
Occurring east of the Cascades crest along the eastern border of Washington and in the Columbia River Gorge; Washington to Oregon, east to Idaho and western Montana.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Not of concern Not of concern
Sibling taxa
C. arenicola, C. cordifolia, C. exigua, C. lanceolata, C. megarhiza, C. multiscapa, C. parviflora, C. perfoliata, C. sibirica, C. umbellata, C. washingtoniana
C. cordifolia, C. exigua, C. lanceolata, C. megarhiza, C. multiscapa, C. parviflora, C. perfoliata, C. rubra, C. sibirica, C. umbellata, C. washingtoniana
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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