Liriodendron tulipifera (tuliptree, yellow poplar)

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Notes

Key Characteristics

  • Excurrent form, insect pollinated, wind dispersed, second tallest tree species in the Eastern US, lemon scented twig
  • Leaf blades symmetrical, 4-lobed with broad notch at the tip; margins entire
  • Terminal bud flattened, with 2 large, valvate, dark red scales, appearing like a ducks bill
  • Fruit an aggregate of samaras borne in an erect, conelike cluster, some clusters persistent in the tree top; individual samaras long, with angled seed case at base
  • Bark of mature trees deeply furrowed with rounded ridges and grayish crevices, like tire tracks

Sourced from page 105 in "Michigan Trees"

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Pictures

Many come from Steve Baskauf at Vanderbilt University

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