Erect perennial herb to 1 m or so tall. Leaves lanceolate, double-toothed. Flower clusters in dense, flat-topped heads of numerous small flowers. Flowers small, with elongated tubes and 5 tiny, spreading lobes, white, blue or purple.
W and C Mediterranean
Source: (2002). Campanulaceae. In: . Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.
Trachelium caeruleum 'Purple Umbrella'
Upright plants with purple flowers in loose, open clusters.
Trachelium caeruleum 'White Umbrella'
Flowers white.
Trachelium caeruleum 'White Veil'
Large plants with pure white flowers.