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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 Phrymaceae

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1 Plant a rhizomatous aquatic; leaves spatulate, entire, 10-20 mm long and 0.3-2 mm wide (reminiscent of Limosella or Lilaeopsis)
1 Plant terrestrial (though sometimes in wetlands) with an aerial; leaves ovate, elliptic, or obovate, > 20 mm long and > 2 mm wide.
  2 Inflorescence of a solitary, terminal flower; bracteal leaves alternate
  2 Inflorescence either of axillary flowers or of terminal and axillary spikes; bracteal leaves or bracts opposite.
    3 Inflorescence of terminal and axillary spikes; flowers 6-8 mm long
    3 Inflorescence of axillary flowers; flowers 17-30 mm long
      4 Corolla yellow; stem viscid glandular-pubescent; plant usually 2-4 dm tall
      4 Corolla blue; stem glabrous; plant usually 3-15 dm tall