Scientific name: Vitex negundo
Also known as the “five-leaved chaste tree” in English.
Lagundi is a shrub growing wild in thickets and waste places. Its compound leaf has 3 to 5 leaflets. The flowers are blue and bell shaped. The small fruits turn black when ripe.

Filipinos boil lagundi leaves and flowers in water to produce a medicinal concoction for colds and the flu.
Very popular natural cough remedy.
In the United States, you can buy lagundi tea on Amazon. #aff
KAHULUGAN SA TAGALOG
lagundî: tuwid at masangang palumpong na tumataas nang 2-5 metro, asul ang bulaklak, at bilog na itim ang bungang nakakain at itinatanim bílang halámang gamot at halámang ornamental