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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:
Donate $15 per month
(0.1¢/species)
Donate $30 per month
(0.3¢/species)
Donate $50 per month
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or one-time amount

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 Vinca

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1 Leaves ovate, broadest near the base, cordate or subcordate-rounded at the base, 2-6 cm wide, thin in texture and deciduous to semi-evergreen; leaf margins ciliate; Corollas 3-5 cm across, the tube 12-15 mm long; pedicels 3-5 cm long
1 Leaves lanceolate or elliptic, broadest near the middle, rounded to cuneate at the base, 1-2 cm wide, thick in texture and evergreen; leaf margins not ciliate; corollas 2-3 cm across, the tube 9-11 mm long; pedicels 1-1.5 cm long