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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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(0.02¢/plant image)
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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 Ehretiaceae

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1 Dwarf shrubs < 1 dm tall; inflorescences congested; fruits dry, separating into 4 ovoid nutlets shorter than 5 mm long; leaves with upper surface bulging between the veins
1 Trees or shrubs; inflorescences branched and usually not congested, rarely few-flowered; fruits drupaceous at least when young, rarely schizocarpous (Bourreria), then each mericarpid longer 5 mm; leaves planar.
  2 Calyx valvate in bud; fruits 6-15 mm long, with 4 triangular pyrenes with an additional sterile chamber and abaxially distinctly lamellate
  2 Calyx imbricate in bud; fruits 3-8 mm long, with 2-4 pyrenes, abaxially usually not lamellate