Northern Prairie Wildlife Research Center
Southern Wetland Flora
Field Office Guide to Plant Species
Drosera intermedia Hayne
- Family: Sundew (Droseraceae)
- Flowering: July-September
- Field Marks: This sundew is distinguished by its leaves that are longer than broad, its leaf
stalks at least 1 1/2 inches long, and its smooth flowering stalk.
- Habitat: Wet ditches, bogs, swamps, along streams, savannas; sometimes in standing water.
- Habit: Biennial herb with elongated roots.
- Stems: Upright, up to 8 inches tall, smooth, curved near the base.
- Leaves: Mostly all basal, a few sometimes on the stem, spatulate, rounded at the tip, tapering
to the base, up to 1 inch long, covered with sticky hairs and sticky glands, reddish; stalks very
slender, smooth, 1 1/2 - 3 inches long.
- Flowers: 1-20 along one side of the terminal raceme, on smooth or short-hairy stalks.
- Sepals: 5, green, united at the base, up to 1/6 inch long.
- Petals: 5, white or pinkish, free from each other, up to 1/4 inch long.
- Stamens: 5.
- Pistils: Ovary superior; styles 3, each 2-cleft.
- Fruits: Capsules containing numerous reddish brown, low-warty seeds.
- Notes: Like all sundews, this species traps insects and uses some of the nutrients in the insects
body for itself.
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