Prairie rosinweed

Silphium integrifolium · Plants

Observations
2
Peak
late August
Years Recorded
2
First
2023-08-22
Most Recent
2025-08-20

Verified observations per week, all years combined. Weeks with no records are left blank.

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Built from community observations, so it is necessarily incomplete: it shows what contributors happened to record, not what was there. Corrections and removal requests: contact@greaturchin.com

v0.9.1 · 9c55828 observations synced 4 hours ago