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Apiaceae family

Davis' Springparsley Cymopterus davisii

Native

Davis' Springparsley is a perennial wildflower native to the lower 48 states.

More about this plant

Cymopterus davisii is a species of flowering plant in the carrot family known by the common name Davis's springparsley. This small, flat, taprooted perennial is endemic to Idaho in the United States, where it occurs in the Albion Mountains. The plant is found in the Albion Division of the Minidoka Ranger District of Sawtooth National Forest. It reaches approximately 7 in (18 cm) in height with a short stem that is sheathed by fibrous leaf bases. Numerous leaves form a whorl around yellow-flowered umbels. Wikipedia →

Growing & care

USDA PLANTS · TRY
Conditions
Sources · Conditions
Cold hardiness (derived) — Hardiness
Hardiness
≥ zone 7 derived from its U.S. range
Size & form
Sources · Size & form
USDA PLANTS — Lifespan
Lifespan
Perennial
In the garden
Herb layer — Sits in the herb of a layered food forest or polyculture.Open guide →
derived roles
Species characteristics from USDA PLANTS (public domain) + TRY (CC BY) — general guidance, not a guarantee for your exact site. Deer "browsing" is documented palatability, not a deer-proof claim.

Wildlife & pollinators

How pollinator value is scored →
❧ Caterpillar hosts Documented caterpillar host

Recorded feeding on Cymopterus in North America, including:

Papilio indra · Indra Swallowtail Papilio polyxenes · Black Swallowtail
Named species (a documented Nearctic sample, not exhaustive) from NHM HOSTS (CC0).
Species thumbnails re-hosted from iNaturalist — Creative Commons, credited per image (hover for credit). Click any species to see it on iNaturalist. Not exhaustive; many taxa have no openly-licensed photo yet.
Sources for this entry (12) Open & cited
[01] Scientific name & family — USDA PLANTS (DwCA, Zenodo 17903503)
[02] Growth habit & duration — USDA PLANTS (DwCA, Zenodo 17903503)
[03] Native status & distribution — USDA PLANTS (DwCA, Zenodo 17903503)
[04] Common name — USDA PLANTS (via GBIF)
[05] Invasive / introduced status — USDA PLANTS (DwCA, Zenodo 17903503) — native status
[07] Description — Wikipedia (CC BY-SA)
[08] Ecological value — GloBI
[09] Conservation rank — NatureServe Explorer (CC BY)
[10] Cold hardiness (derived) — Derived from U.S. range × USDA PHZM zones
[11] Caterpillar species — NHM HOSTS (CC0)
[12] County range — GBIF Open Data — open-licensed occurrences (CC0/CC-BY) → county
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PlantKey’s data is open under CC BY-SA 4.0 — free to reuse and adapt, with attribution and the same licence. Photos keep their own per-image licence + credit (see Sources above).

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