Northern Prairie Wildlife Research Center
Western Wetland Flora
Field Office Guide to Plant Species
Parnassia fimbriata K.D. Koenig
- Family: Saxifrage (Saxifragaceae)
- Flowering: July-September
- Field Marks: This species has broad, heart-shaped leaves and 5 white petals that are fringed along the sides. It differs from others in the genus by the small petal-like structures (staminodia) between the petals and the stamens that are shallow
- Habitat: Bogs, around springs.
- Habit: Perennial herb with a short, thickened rootstock.
- Stems: All stems bearing only a single flower and no leaves (1 bract present), up to 15 inches tall, smooth.
- Leaves: All basal, orbicular, up to 2 inches across, deeply heart-shaped at the base, smooth, without teeth; leaf stalks up to 6 inches long, smooth.
- Flowers: Solitary on a leafless stem, although a single leaf-like bract usually present about 1/2-way up stem, the bract ovate, sessile and clasping the stem, smooth, up to 1/2 inch long.
- Sepals: 5, united below, green, the lobes 1/6-1/4 inch long, elliptic to ovate, smooth.
- Petals: 5, free from each other, white but with conspicuous veins, obovate, white, about 1/2 inch long, fringed along the edges; small petal-like structures (staminodia) between the petals and the stamens lobed at the tip, up to 1/4 inch long.
- Stamens: 5.
- Pistils: Ovary superior or somewhat inferior, 3- to 4-parted.
- Fruits: Capsules 3- or 4-parted nearly to base, 1/3-1/2 inch long, smooth, containing
many tiny winged seeds.
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