Northern Prairie Wildlife Research Center
Northeast Wetland Flora
Field Office Guide to Plant Species
Polygonatum biflorum (Walter) Elliott
- Family: Lily (Liliaceae)
- Flowering: May-June
- Field Marks: This small Solomon's-seal has slender stems and only 1-3 flowers in each axil
of the leaves. The flower stalks are terete.
- Habitat: Woods.
- Habit: Perennial herb from slender rhizomes.
- Stems: Upright, unbranched, slender, smooth, up to 2 1/2 feet tall.
- Leaves: Alternate, simple, elliptic-lanceolate to rarely ovate, slightly pointed at the tip, rounded or tapering to the sessile base, without teeth, flat, smooth on both sides, sometimes glaucous beneath, up to 5 inches long, up to 2 1/4 inches
- Flowers: 1-3 drooping from the axils of the leaves, on terete stalks up to 1 3/4 inches long.
- Sepals: 3, united with the petals to form a tube up to 3/4 inch long, the lobes up to 1/5 inch long, greenish white.
- Petals: 3, united with the sepals to form a tube up to 3/4 inch long, the lobes up to 1/5 inch long, greenish white.
- Stamens: 6, not exserted beyond the sepals and petals.
- Pistils: Ovary superior; style 1.
- Fruits: Berries spherical, blue, glaucous, up to 1/3 inch in diameter; seeds pale brown, up to 1/6 inch in diameter.
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