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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 Seymeria

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1 Corolla glabrous on its outer surface; leaf segments linear, < 0.5 mm wide; stem glabrous or puberulent; seeds wingless (though with ridges)
1 Corolla pubescent on its outer surface; leaf segments lanceolate, 1-2 mm wide; stem pubescent; seeds 3-4-winged (S. pectinata) or wingless (S. bipinnatisecta).
  2 Seeds wingless; filaments of anthers glabrous near the anther; anthers dehiscing 1/2 or more of their lengths; [Edwards Plateau, TX, and immediate vicinity]
  2 Seeds 3-4-winged; filaments of anthers woolly near the anther; anthers dehiscing 1/4 or less of their lengths; [LA eastwards, mainly Coastal Plain]
    3 Pubescence of stem long, reflexed; pedicels 6-7 mm long; capsule densely glandular-puberulent; seeds 1.0-1.2 mm long; [se. NC south to c. peninsular FL, west to s. MS]
    3 Pubescence of stem short, ascending; pedicels 7-10 mm long; capsule sparsely glandular-pubescent to nearly glabrous; seeds 1.2-1.4 mm long; [n. FL south to s. FL]