UW Burke Herbarium species comparison

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Oxalis debilis

Oxalis stricta

upright yellow wood-sorrel
Habit Perennial from widespread, slender, fleshy rhizomes, the stems to 5 dm. tall, erect to prostrate, pubescent to glabrous.
Leaves

Leaves alternate, long-petiolate, trifoliate;

leaflets 1-5 cm. long, obcordate, drooping, usually glabrous;

stipules lacking.
Flowers

Flowers 2-7, long pedicellate, on axillary peduncles that exceed the leaves;

sepals 5;

petals 5, yellow, 4-9 mm. long;

stamens 10, united at the base, 5 filaments longer than the other 5;

styles 5.
Fruits

Capsule 5-celled, sparsely hairy.

Oxalis debilis

Oxalis stricta
Flowering time April-September
Habitat Disturbed ground, lawns and gardens.
Distribution
[WildflowerSearch map]
[BONAP county map]
Occurring on both sides of the Cascades crest in Washington; British Columbia to Washington, Idaho, and Arizona, east across most of North America to the Atlantic Coast.
[WildflowerSearch map]
[BONAP county map]
Origin Introduced from central and eastern North America
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. suksdorfii, O. trilliifolia
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in UW Burke Herbarium yet, or it's listed under a synonym.)

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

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