Flora of the Southeastern United States
2022 Edition


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Key to Matricaria

Click the number at the start of a key lead to highlight both that lead and its corresponding lead. Click again to show only the two highlighted leads. Click a third time to return to the full key with the selected leads still highlighted.

1 Heads with evident white rays (very rarely lacking rays); plant chamomile-scented; disc flowers 5-lobed
1 Heads discoid (lacking rays); plant pineapple-scented; disc flowers 4-lobed