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Oxalis grandis

This plant has poison characteristics. See below.
Common Name(s):
Large yellow wood-sorrel, Oxalis, Sourgrass
Categories:
Poisonous Plants, Wildflowers
Description:
Annual or perennial herbs; leaves long-stalked with 3 leaflets; flowers 5-parted, white, yellow, lavender, or rose; fruit a capsule.
Season:
Early summer
Height:
1-2 ft.
Foliage:
Compound leaf with three 1-2 in. leaflets edged with thin maroon line; inversely heart-shaped leaflets; long-stalked
Flower:
Up to 1 in. yellow flowers; five sepals and petals
Site:
Woods
Poison Part:
All parts.
Poison Delivery Mode:
Ingestion, but no documented cases in humans.
Symptoms:
Caution: large quantities may cause trembling, cramps, and staggering as in grazing animals.
Edibility:
EDIBLE PARTS: Small amounts of leaves, flowers, seeds, tubers/roots eaten raw are not dangerous. Leaves, flowers, seeds, tubers/
Toxic Principle:
Soluble oxalate.
Severity:
CAUSES ONLY LOW TOXICITY IF EATEN.
Found in:
Houseplant or interiorscape; weedy in disturbed areas, lawns; landscape in flower gardens as herbaceous perennial.
Life Cycle:
Perennial

NCCES plant id: 2671

Oxalis grandis Oxalis grandis
Photo by Dan Nydick, CC BY-NC-2.0
Oxalis grandis Oxalis grandis detail
Photo by Kerry Wixted, CC BY-NC-2.0