This genus comprises only two species of deciduous flowering shrubs, originating from China. They feature arching, lanceolate leaves that are aromatic and dark green, along with elongated clusters of whiskery reddish-purple blooms.

Rostrinucula

Rostrinucula dependens is a unique, robust deciduous shrub characterized by its arching stems and fragrant, dark green leaves reminiscent of buddleja. From late summer through autumn, it produces drooping clusters of slender, spiky flowers in shades ranging from pale to lilac pink. This plant can present challenges in cultivation.

Rostrinucula dependens

Rostrinucula dependens 'Happy Cascade'

Rostrinucula from northern Vietnam

Rostrinucula sinensis is a small, delicate deciduous shrub featuring gracefully arching stems adorned with pointed, soft green leaves reminiscent of buddleja foliage. In summer, it produces drooping clusters of aromatic, spiky lavender-purple flowers. This plant is well-suited for cultivation in pots and containers.