Apiaceae

Perideridia bolanderi

Bolander's Yampah

Erect. Stems branched. Basal leaves with 1–6 in. petioles, pinnately dissected to thread-like sections, some longer and wider than others, often lobed and toothed; the few stem leaves are smaller. Umbel consists of numerous clusters of small white flowers sustained by thin tan bractlets. Grows in meadows, scrub pine, woodlands with summer-dry clay soils, at mid- to high elevations.

• Rarity: Common
• Flowering Time: Early Summer
• Life Cycle: Perennial
• Height: 6--36 inches
• Habitat: Meadow, Shrub-Steppe, East-Side Forest
• Found In: Wallowas, Steens
• Native: Yes