Linden .. The linden is a tree that reaches a height of 30 meters, an old tree with gray smooth bark and heart-shaped leaves. Uses: - Antispasmodic treatment. - Relieves tension and headaches, helps prepare the mind, and allows easy sleep. - To treat nervous palpitations and as a remedy for colds and influenza. - It also relieves nasal congestion, and linden is widely used to lower high blood pressure. - Improves blood circulation and nervous palpitations.