Eustoma Salisb.

Greek eu — good, stoma — mouth, referring to the wide-mouthed flowers.

Waxy-blue annual or biennial herbs. Leaves opposite. Flowers mostly white or blue, solitary or in clusters. Calyx with a strong ridge. Corolla with 5-6 lobes. Fruit an ellipsoidal, many-seeded capsule. [Lisianthus P. Browne, sometimes spelt Lisianthius]

Popular as florists' flowers and sold in a range of colours, sometimes double.


Erect herb with simple, entire, decussate, waxy-blue leaves and spectacular bell-shaped flowers in simple colours.

3 species from southern North America to N South America.

Source: Spencer, R. (2002). Gentianaceae. In: Spencer, R.. 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.

Hero image
kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Asteranae
order      Gentianales
family       Gentianaceae
Higher taxa
Subordinate taxa
species         Eustoma grandiflorum (Raf.) Shinn