Lilac and horse-chestnut: discovery and rediscovery
The discovery of the lilac (Syringa vulgaris L.) and the horse-chestnut (Aesculus hippocastanum L.) in the sixteenth centiury are brief1y described as is the sequence of events which lead in the late eighteenth century to their discovery in the wild - ofthe lilac in modern Bulgaria, of the horse-chestnut in modern Greece.