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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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No key was found for the requested taxon, but it is the only child of Froelichia. Showing where it is keyed below.

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 Amaranthaceae

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1 Leaves mostly or entirely alternate (the lower sometimes opposite).
  2 Flowers unisexual (plants either monoecious or dioecious); utricles 1-seeded
  2 Flowers bisexual (plants hermaphroditic); utricles (2) 3+-seeded
1 Leaves opposite.
    3 Flowers unisexual (plants dioecious); inflorescences terminal, diffuse panicles
    3 Flowers bisexual (plants hermaphroditic); inflorescences axillary or terminal, either glomerules or dense spikes.
      4 Inflorescences pedunculate simple or compound spikes, elongate, at least 2× as long as broad.
        5 Tepals glabrous or glabrate
      4 Inflorescences sessile or pedunculate, globose or cylindric heads, < 2× as long as broad.
          6 Inflorescences either sessile and axillary (subtended by a single leaf) or pedunculate (without any leaves immediately subtending the head)
             7 Inflorescences many-flowered spike-like heads; pseudostaminodes present
             7 Inflorescences few-flowered glomerules; pseudostaminodes absent
          6 Inflorescences terminal, with a pair of leaves immediately subtending the head.
               8 Leaves fleshy
               8 Leaves not fleshy