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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
(amazing!)
Donate another
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 Pinellia

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image of plant
Show caption*© Eric M Powell, some rights reserved (CC BY-NC), uploaded by Eric M Powell
1 Leaves pedately compound,, with 5-11 leaflets; spathe 10-19 cm long; spadix 14-20 cm long
image of plant
Show caption*© Keita Watanabe, some rights reserved (CC BY-NC), uploaded by Keita Watanabe
1 Leaves palmately compound, with 3 (-5) leaflets (juvenile plant leaves can be deeply 3-lobed or simple); spathe 6-9 (-10) cm long; spadix either 9-10 cm long or 20-25 cm long.
image of plant
Show caption*© Erin Lalime, some rights reserved (CC BY), uploaded by Erin Lalime
  2 Bulblets present in sheath, at lower or middle portions of petiole, and/or at summit of petiole (junction with leaf blade); spadix 9-10 cm long; female zone of flowers ca. 2 cm long, sterile gap ca. 3 mm long, and male zone 5-7 mm long
  2 Bulblets absent; spadix 20-25 cm long; female zone of flowers ca. 3 cm long, sterile gap ca. 6-7 mm long, and male zone 18-20 mm long