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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
(0.9¢/key)
Donate $30 per month
(1.8¢/key)
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 Aletris

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1 Perianth golden yellow (often faded in dried specimens).
  2 Perianth 1-2× as long as broad, the perianth lobes erect or incurved; [flowering late Apr-Jul]
  2 Perianth 2.5-4× as long as broad, the perianth lobes spreading somewhat; [flowering Mar-May]
1 Perianth white to creamy-white (rarely pinkish).
    3 Perianth 4-6 mm long, campanulate at anthesis, ca. 1× as long as broad, the perianth lobes broadly deltoid (about as long as broad); fruiting perianth somewhat narrowed above the base
    3 Perianth 6-10 mm long, cylindric at anthesis, 2-3× as long as broad, the perianth lobes narrowly deltoid (longer than broad); fruiting perianth markedly constricted above the middle
      4 Capsule conical, gradually tapered to beak; leaves gray-green; perianth moderately granular; [s. peninsular FL]
      4 Capsule ovoid, abruptly beaked; leaves yellow-green; perianth densely granular; [n. FL northwards]