The honey-scented lilac to purple inflorescences are terminal panicles, <  long. Flowers are perfect (having both male and female parts), hence are hermaphrodite rather than monoecious (separate male and female flowers on the same plant) as is often incorrectly stated. Ploidy 2n = 76 (tetraploid).
The lilac flower has fragrant inflorescences that are long and terminal. The flowers are perfect (having both male and female parts), making them hermaphroditic rather than monoecious.  The ploidy of the species is 2n = 76, indicating it's a tetraploid.