Common name: Willow Hygro
Hygrophila angustifolia R.Br. APNI*
Synonyms: Hygrophila salicifolia (Vahl) Nees APNI*
Description: Erect herb, decumbent with age, usually 50–100 cm high, mostly glabrous; branches 4-angled.
Leaves linear to lanceolate, mostly 2.5–16 cm long, 2–8 mm wide, apex ± obtuse, base attenuate, margins entire and sometimes undulate, glabrous or sparsely hairy; ± sessile.
Axillary clusters of 2–12-flowered; flowers sessile; bracts 2–7 mm long. Calyx 8–10 mm long. Corolla blue, mauve or more usually white with darker markings; tube 6–8 mm long; lobes 3–4 mm long.
Capsule 10–14 mm long, with 2 small apical swellings; seeds numerous.
Distribution and occurrence: Grows in swamps or along creek banks, tolerates inundation; north from Casino.
NSW subdivisions: NC
Other Australian states: Qld W.A. N.T.
Text by J. Everett
Taxon concept: Flora of NSW 3 (1992)
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.