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Utricularia uliginosa Vahl
Family Lentibulariaceae
Common name: Asian Bladderwort

Utricularia uliginosa Vahl APNI*

Synonyms: Utricularia cyanea R.Br. APNI*

Description: Terrestrial or subaquatic, annual or sometimes perennial herb.

Leaves linear, to 5 cm long, 1.5–6 mm wide.

Traps on the root-like stems, stolons and leaves; globose, 1–1.5 mm long; mouth basal. Raceme erect, solitary, 3–30 cm long, 2–10-flowered, axis elongate; scales few, similar to bracts; bracts basifixed, c. 2 mm long; bracteoles slightly shorter than bracts. Calyx lobes subequal, very broad-ovate to almost circular, 3–5 mm long in fruit. Corolla 5–8 mm long, usually lilac or violet, rarely wholly white; lower lip usually paler, ± streaked with darker purple and often with a blue margin; spur subulate, about as long as lower lip.

Photo J. & P. Edwards

Photo J. & P. Edwards

Flowering: +/– throughout year.

Distribution and occurrence: Grows in seasonally flooded, sandy ground, shallow pools, banks and rocky beds of streams at low altitude, north from Ulladulla.
NSW subdivisions: NC, CC, SC
Other Australian states: Qld W.A. N.T.
AVH map***

Text by R. Rowe & E. A. Brown
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.
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