UW Burke Herbarium species comparison

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Cardamine nuttallii

beautiful bittercres, Nuttall's toothwort, slender toothwort
Habit Glabrous to sparsely pubescent perennial from short, slender, fleshy rhizomes, the stems erect, 1-2 dm. tall.
Leaves

Basal leaves long-petiolate, the blades orbicular to cordate, usually simple and scalloped, if deeply lobed the lobes entire;

cauline leaves 1-3, grouped above mid-length on the stem, usually with 3-5 lanceolate, entire leaflets 1-4 cm. long.
Flowers

Inflorescence of bractless, few-flowered racemes; pedicles ascending to erect, 1-2 cm. long;

sepals 4, 3-5 mm. long, purplish, the outer pair saccate at the base;

petals 4, pink to reddish or purplish, 9-14 mm. long;

stamens 6;

style slender, 3-6 mm. long.
Fruits

Siliques linear, 1.5-5 cm. long and 1.5 mm. broad;

seeds in 1 series.

Cardamine nuttallii
Flowering time March-May
Habitat Seasonally moist soils of forest openings to forest understory, from low to moderate elevations.
Distribution
Occurring on both sides of the Cascades crest in Washington; British Columbia to California.
[WildflowerSearch map]
[BONAP county map]
Origin Native
Conservation status Not of concern
Sibling taxa
C. angulata, C. bellidifolia, C. breweri, C. cordifolia, C. corymbosa, C. flexuosa, C. hirsuta, C. occidentalis, C. occulta, C. oligosperma, C. pensylvanica, C. pratensis, C. umbellata
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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