Northern Prairie Wildlife Research Center
Southern Wetland Flora
Field Office Guide to Plant Species
Scutellaria integrifolia L.
- Family: Mint (Lamiaceae)
- Flowering: May-July
- Field Marks: Skullcaps are recognized by the crested calyx. This one differs from others in the
genus by its flowers in racemes and its toothless upper leaves.
- Habitat: Pinelands, sand hills, sandy roadsides, savannas, bogs, meadows, flatwoods, wet
- Habit: Perennial herb without stolons.
- Stems: Upright, branched or unbranched, hairy, up to 2 1/2 feet tall.
- Leaves: Opposite, simple, the lower leaves ovate and few-toothed, the upper leaves narrow and
toothless, all leaves sparsely hairy and dotted on both surfaces; lower leaves up to 1 1/2 inches
long, on slender hairy stalks.
- Flowers: Several in terminal racemes; racemes up to 8 inches long; flower stalks up to 1/6 inch
- Sepals: 2-lipped but usually 4- or 5-parted, asymmetrical, crested, hairy, up to 1/8 inch long.
- Petals: 5, attached to each other, 2-lipped, blue to pinkish, up to 1 1/4 inches long.
- Stamens: 4.
- Pistils: Ovary superior, 4-parted.
- Fruits: Nutlets 4 in a group, ovate to orbicular, black or dark brown, bluntly warty, minute.
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