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Support the Flora of the Southeastern US

2024 has been a banner year for making the best flora we can imagine. We've created:
With financial support from people like you, we are aiming even higher in 2025. Together we can accomplish all this: Vote on our 2025 priorities
  • Add Global Conservation Ranks (GRanks) vote
  • Professional graphic keys (polyclaves) to individual families/genera vote
  • 2 new FloraQuest apps: Florida & Mid-South vote
  • Image overlays highlighting diagnostic characters with arrows vote
  • iNaturalist integration in FloraQuest vote
Write-in vote: vote
We've set a goal of recruiting 200 ongoing supporters to donate $15 or more each month in 2025. Please help us reach this goal and make next year's flora even better:
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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.

Key to Zornia

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1 Leaves with 4 leaflets; floral bracts ovate to elliptic, 3.5-7.1 mm wide; loment with retrorsely barbed bristles but otherwise glabrous; loments with 2-4 segments; loment segments lunulate, 3.4-4.2 mm long
1 Leaves with 2 leaflets; floral bracts lanceolate to narrowly elliptic, 1.3-1.7 mm wide; loment with retrorsely barbed bristles and hirtellous; loments with (3-) 4-6 (-7) segments; loment segments ± square, 1.9-2.1 mm long.
  2 Surface of the fruit articles densely setose, not reticulate; flora bracts only partly hiding the flowers
  2 Surface of the fruit articles conspicuously reticulate; floral bracts 8-12 mm long, mainly hiding the flowers