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Scrophulariaceae
Rhinanthus minor ssp. minor
Yellow Rattle
Stems erect, leafy, sometimes branched. Plant slightly hairy. Leaves opposite, sessile, 1–3 in. long, lance-shaped, with pointed tip, deeply toothed. Flowers among leaves. Flower calyx inflated like a green balloon with a small yellow flower emerging; upper lip hood-like over 3 lobes below. Seeds inside enlarged calyx rattle when dry. Grows in moist fields, meadows, at low elevations. Circumboreal.
- Rarity: Locally Common
- Flowering Time: Early Summer
- Life Cycle: Annual
- Height: 10--30 inches
- Habitat: Meadow, Moist Open Areas,
- Found In: West Gorge, Mt. Rainier Np
- Native: Yes
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More Information:
- Latin synonyms: Rhinanthus crista-galli
- Common synonyms: little rattlebox
- More Photos
- USDA Plants Database
- CalPhotos
- OregonFlora
- E-Flora BC