An old friend would like you to deliver to flower to Kesh on the Nexus.
Speak to Vorn in the garden area of the lower section of the New Tuchanka colony. This task unlocks after completing Drack's loyalty mission.
Deliver the flower to Kesh on the Operations area of the Nexus. She is not interested and you can offer to take the flower back or scold her. This decision has no impact and concludes the task.