Threeleaf Woodsorrel (Oxalis trilliifolia)
Description
Oxalis trilliifolia Similar to O. oregana but having brown hairy leaf-stalks and pink or white flowers in umbels of up to eight or more, rarely to fifteen, early summer to autumn. Washington State to California, in forests, often coniferous, up to 1900m.. Creeping, with clusters of large clover-like leaves. Leaves carried on 2-8 in. petioles, 3 leaflets, each 1 1/2 in. or less, heart-shaped with fold in center. Cluster of 2-9 flowers on stalk less than 10 in. high arising above leaves. Flowers white to pale pink, 5 petals, each 1/2 in. long, sometimes with reddish veins. Grows in dense conifer forests at low to mid-elevations.
Taxonomic tree
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Domain: Eukarya
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Kingdom: Plantae
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Phylum: Magnoliophyta
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Class: Magnoliopsida
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Order: Oxalidales
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Family: Oxalidaceae
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Genus: Oxalis
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