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Key to Maianthemum

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Show caption*© Richard & Teresa Ware 1 Flowers in a terminal panicle  Maianthemum racemosum

Show caption*© Gary P. Fleming 1 Flowers in a simple raceme.

Show caption*© Will Stuart Show caption*© Alan Cressler: Maianthemum canadense, Roan Mountain, Pisgah National Forest, Mitchell County, North Carolina 3 by Alan Cressler   2 Perianth segments 4 (flowers 2-merous); leaves (1-) 2 (-3) per stem  Maianthemum canadense

Show caption*© Gary P. Fleming   2 Perianth segments 6 (flowers 3-merous); leaves 2-11 per stem.

Show caption*© Gary P. Fleming     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]  Maianthemum stellatum

Show caption*© Erin Faulkner, some rights reserved (CC BY-NC), uploaded by Erin Faulkner     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]  Maianthemum trifolium