UW Burke Herbarium species comparison

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Oxalis articulata

Oxalis trilliifolia

great wood-sorrel, trillium-leaf wood-sorrel
Habit Acaulescent perennials with stout, scaly rhizomes.
Leaves

Petioles 5-20 cm. long, usually with soft, brownish hairs;

leaves trifoliate, the leaf blades 5-8 cm. broad, obovate with a wedge-shaped base.
Flowers

Scapes 3- to 7-flowered;

sepals 5, persistent;

petals 5, about 1 cm. long, white or tinged with pink, shallowly notched;

stamens 10, united basally, of 2 unequal lengths;

styles 5, the stigmas capitate.
Fruits

Capsule linear, 2-3 cm. long, with a slender beak

Oxalis articulata

Oxalis trilliifolia
Flowering time May-August
Habitat Meadows and moist woods in the coastal mountains and up to 6000 feet in the Cascades.
Distribution
[WildflowerSearch map]
[BONAP county map]
Occurring west of the Cascades crest in Washington; Washington to northwest California, disjunct in northern Idaho.
[WildflowerSearch map]
[BONAP county map]
Origin Native
Conservation status Not of concern
Sibling taxa
O. corniculata, O. dillenii, O. exilis, O. oregana, O. stricta, O. suksdorfii, O. trilliifolia
O. corniculata, O. dillenii, O. exilis, O. oregana, O. stricta, O. suksdorfii
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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Choose a data source: Flora of North America, OregonFlora, UW Burke Herbarium

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