Northern Prairie Wildlife Research Center
Western Wetland Flora
Field Office Guide to Plant Species
Geranium richardsonii Fisch. & Trautver.
- Family: Geranium (Geraniaceae)
- Flowering: July-August
- Field Marks: This geranium is distinguished by its large white or pinkish flowers with the petals hairy on the inner surface for about 1/2 their length. The flower stalks usually have purple glands.
- Habitat: Wet meadows, along streams, mostly in the mountains.
- Habit: Perennial herb with fibrous roots.
- Stems: Upright, branched or unbranched, up to 3 feet tall, smooth or somewhat hairy.
- Leaves: Basal and alternate, simple but deeply palmately 5- to 7-lobed, up to 6 inches wide, smooth or sparsely hairy, the lowest leaves on long stalks.
- Flowers: Several, 1-1 1/2 inches across, borne on stalks usually bearing purple glands.
- Sepals: 5, green, free from each other, 1/4-1/2 inch long, tipped with a short awn.
- Petals: 5, white or pinkish, free from each other, 1/2-3/4 inch long, each petal with purple veins and hairy on the inner surface for about 1/2 its length.
- Stamens: 10.
- Pistils: Ovary deeply 5-lobed, sparsely hairy.
- Fruits: Elongated, up to 1/4 inch long, sparsely hairy, with the style persistent as a beak.
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