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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 Pyrola

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1 Calyx lobes 1.4-5.8 mm long, distinctly longer than broad (the width measured across the base of the lobe from sinus base to sinus base); petals white to pink or purplish red; [section Pyrola; series Pyrola].
  2 Calyx lobes ovate, ovate-oblong, or obovate, apices obtuse to acute; petals white, often suffused with pink; [NC and e. TN northwards]
  2 Calyx lobes triangular, apices acute to acuminate; petals white proximally and pinkish distally, or pink to purplish red throughout; [NY (Long Island) northwards]
1 Calyx lobes 1.5-2 mm long, about as broad as long; petals white to greenish or yellowish white.
    3 Leaves mostly 1-3 cm long, the blade mostly < 2.5 cm wide; calyx lobes broadly ovate, the apex subacute to obtuse; [VA and WV northwards]' [section Ampliosepala; series Chloranthae]
    3 Leaves mostly 3-9 cm long, the blade mostly > 2.5 cm wide; calyx lobes triangular, the apex acute to acuminate; [nw. NC, VA, WV, and OH northwards]; [section Pyrola; series Ellipticae]