SimplePlant

Apiaceae

Gardner's yampah

Perideridia gairdneri (Hook. & Arn.) Mathias

Family
Apiaceae
Genus
Perideridia

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Gardner's yampah: The slender stems and leaflets render this species nearly inconspicuous. Flower begings mostly by late summer.
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons

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Common names

By language (2)
English
Gardner's yampah, Common yampah, Indian caraway
German
Yampawurzel

Synonyms

  • Atenia gairdneri Hook. & Arn.
  • Carum gairdneri A.Gray
  • Edosmia gairdneri Torr. & A.Gray

Flowers

Flower colour
white (USDA PLANTS Database)

Characteristics

Growth habit
Forb/herb
Lifespan
Perennial
In the US and Canada
Canada: native, Lower 48 states: native

Photos

More in Perideridia

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.