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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 Tofieldiaceae

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1 Inflorescence 1-flowered; tepals yellow; seeds yellowish; [endemic to Panhandle FL]
1 Inflorescence a raceme or thyrse; tepals white to pale cream (fading to yellowish on dried specimens); seeds brown; [collectively widespread].
  2 Bracts of the inflorescence large, spathe-like, acuminate-aristate at the tip; tepals 9-17 mm long; stamens (6-) 9 (-12)
  2 Bracts of the inflorescence minute; tepals 2.5-5 mm long; stamens 6.
    3 Inflorescence a raceme (the flower pedicels attached to the scape singly); scape smooth; flowering (late Aug-) late Sep-Oct
    3 Inflorescence a thyrse (flower pedicels attached to the scape in trifurcating clusters of 3-7); scape scurfy-scabrous; flowering Jun-Aug