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Key to Maianthemum

Ruscaceae

Maianthemum

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(c) Ware, Richard & Teresa - CC-BY-NC, permission granted to NCBG
1 Flowers in a terminal panicle
(c) Fleming, Gary P.
1 Flowers in a simple raceme.
(c) Cressler, Alan M.
(c) Stuart, Will
  2 Perianth segments 4 (flowers 2-merous); leaves (1-) 2 (-3) per stem
(c) Fleming, Gary P.
  2 Perianth segments 6 (flowers 3-merous); leaves 2-11 per stem.
(c) Fleming, Gary P.
    3 Leaves 6-11 per stem; leaf blades sessile or subclasping at the base; peduncle usually < 2 cm long; [VA, TN, AR, and OK northwards]
(c) Faulkner, Erin - CC-BY-NC, permission granted to NCBG
    3 Leaves 2-4 per stem; leaf blades narrowed to a subpetiolar base; peduncle 2-6 cm long; [n. NJ, s. PA, and n. OH northwards]