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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 Ammoselinum

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1 Umbels sessile (the rays arising directly from the leaf axil); fruit ribs glabrous (or slightly roughened); ultimate leaf-segments oblong-spatulate, > 0.5 mm wide; plants 4-5 cm tall
1 Umbels pedunculate; fruit ribs roughened with well-developed teeth (corky appendages); ultimate leaf-segments linear, < 0.5 mm wide; plants 10-35 cm tall