Colors

Data mode

Account

Login
Sign up

Collapse this

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:

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 Moeroris

Copy permalink to share

1 Stamens 5, filaments free; fruiting pedicels capillary, 3-7 mm long, flexuous and pendent in fruit; seeds densely papillose; [subgenus Tenellanthus]
1 Stamens 3, filaments connate into a column 0.1-0.15 mm long; fruiting pedicels thicker and often also shorter, spreading in fruit; seeds variously ribbed or striate.
  2 Perennial herbs; stipules of main stems dark brown, auriculate; capsules 1.7-1.9 mm in diameter; seeds 0.8-0.9 mm long; [subgenus Moeroris]
  2 Annual herbs; stipules of main stems pale green to pale brown, not auriculate; capsules 1.9-2.7 mm in diameter; seeds 0.9-1.5 mm long.
    3 Inflorescences near tips of branchlets of solitary pistillate flowers.
      4 Pistillate nectaries subentire; styles ± appressed; ultimate branchlets smooth or essentially so; main stems not conspicuously angled; leaf apices acute to narrowly obtuse; [subgenus Moeroris]
      4 Pistillate nectaries deeply 6-9-lobed; styles ascending to erect; ultimate branchlets scabridulous; stems usually angled; leaf apices rounded; [subgenus Swartziani]
    3 Inflorescences near tips of branchlets of 1 pistillate flower and 1-3 staminate flowers; [subgenus Swartziani].
        5 Pistillate nectary annular, 5-7-lobed; staminate sepals 5 (-6); capsules 1.9-2.1 mm in diameter; seeds 0.9-1 mm long
        5 Pistillate nectary of 3 glands; staminate sepals 5-6 in flowers of basal cymules, 4 in flowers of distal cymules; capsules 2.3-2.7 mm in diameter; seeds 1.1-1.5 mm long.
          6 Pistillate nectary glands subequal, reniform, broader than long; leaf blades densely scabridulous on both surfaces; bisexual cymules with 1-3 staminate flowers
          6 Pistillate nectary glands strongly unequal, spatulate, as long as or longer than broad; leaf blades glabrous on both surfaces or sparsely to moderately scabridulous abaxially; bisexual cymules with 1 staminate flower.
             7 Lower cymules with 2 staminate flowers, each with 2 stamens; stems scabridulous or smooth; [OK to TX, and westwards and southwards]
             7 Lower cymules with 2 staminate flowers, one with 3 stamens and one with 2 stamens; stems smooth; [se. GA south to s. FL]