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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 Psychotria

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1 Lower leaf surfaces punctate with conspicuous dark dots (nodules of nitrogen-fixing bacteria); leaf apex obtuse to rounded; [rarely naturalized exotic]
1 Lower leaf surfaces not punctate; leaf apex acute to acuminate; [collectively common natives].
  2 Inflorescences with a single peduncle from each leaf axil; upper (fresh) leaf surface medium green, matte to slightly glossy; calyx with 5 obvious triangular lobes
  2 Inflorescences with several peduncles from each leaf axil; upper (fresh) leaf surface either strongly glossy or grayish-green; calyx either with 5 obvious triangular lobes or nearly truncate, with 5 obscure teeth or undulations.
    3 Upper (fresh) leaf surface strongly glossy; calyx with 5 obscure teeth or undulations; twigs usually glabrous; corolla white; stone of fruit with shallow ridges
    3 Upper (fresh) leaf surface grayish-green; calyx with 5 obvious triangular lobes; twigs densely pubescent; corolla greenish-white; stone of fruit strongly ridged