Synonyms: Nomaphila APNI*
Description: Erect herbs, cystoliths present.
Leaves petiolate or sessile.
Inflorescences of 2–many flowers in axillary whorls resembling leafy spikes or racemes; bracteoles shorter than calyx. Calyx fused for over half its length. Corolla tube wider above, 2-lipped. Stamens 4. Ovary with 4–20 ovules per loculus.
Capsule fusiform, hooks prominent [or minute]; seeds 8-many with long mucilaginous hairs.
Distribution and occurrence: World: c. 20–30 species, tropical & subtropical regions. Australia: 3 species (1 species native, 1 species endemic, 1, species introduced), Qld, N.S.W., N.T., W.A.
Text by J. Everett and D.M. Crayn
|Two species in NSW: Hygrophila angustifolia, H. costata.|