gairdner’s yampah

(common yampah)
Perideridia gairdneri

Member of yampahs (genus Perideridia)
carrot family (family Apiaceae)
dicots (class Magnoliopsida)
white in flowering plants

This species has wild members, but they are not yet included in this guide.

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• roots tuberous
• basal petiole 8–15 cm
• cauline leaves 1–2-pinnate or 1–2-ternate [not ternate-pinnate?]

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Chris’s observations: 1 (none are research grade)

Locations:

• Lassen Volcanic NP

Months:

• Jul.: 1

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Not all sites include this taxon:

• Perideridia gairdneri → iNaturalist – Calflora – CalPhotos – Jepson eFlora
• not yet listed → FNA

Bay Area species: iNaturalist – Calflora