time-lapse header of flowering opening

black cherry (Prunus serotina)

Family- Rosaceae

Flowers

  • Inflorescences- terminal racemes
  • Gender- monoecious (perfect/hermaphroditic)
  • Perigynous-Perigynous flowers have a floral tube (or hypanthium) that wraps around the ovary (half-epigynous)

Perianth

  • Calyx symmetry- radial (actinomorphic)
  • Corolla symmetry- radial (actinomorphic)

Androecium

  • 15-25 stamens per flower

Gynoecium

  • Ovaries superior (sits above hypanthium),
  • 1 pistil per flower,
  • Monocarpous 1 carpel per flower
  • 1 style per pistil

Extra traits:
Hypanthia present (hypanthium is a fusion of the sepals, petals, and stamens forming a floral tube)

The sequence above was shot over 3 days with one picture taken every 9 minutes using a Canon Digital Rebel tethered to a laptop running the program RemoteCapture 2.7.

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