Northern Prairie Wildlife Research Center
Coville's Phacelia (Phacelia ranunculacea)
- Family: Waterleaf (Hydrophyllaceae)
- Flowering: April-May.
- Field Marks: This small wetland annual has tiny
flowers only 1/16 inch across and leaf stalks as long as the leaf
- Habitat: Low woods, along streams.
- Habit: Annual with fibrous roots.
- Stems: Spreading to ascending, hairy, very slender,
branched or unbranched, up to 10 inches tall.
- Leaves: Alternate, oblong, pinnately divided into 3-7
lobes, hairy, up to 1 inch long; basal leaves sometimes present
and undivided; all leaves on long, slender, hairy leaf stalks.
- Flowers: 2-6 in small clusters, white to bluish, up
to 1/6 inch across.
- Sepals: 5, green, linear, hairy, nearly free from
- Petals: 5, white or bluish, united to form a short
- Stamens: 5, not exserted beyond the petals.
- Pistils: Ovary superior; style 2-cleft.
- Fruits: Capsules spherical, 4-seeded; seeds about 1/8
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