Common name: Blue Bladderwort
Utricularia caerulea L. APNI* Synonyms: Utricularia charnleyensis W.Fitzg. APNI*
Description: Terrestrial annual or sometimes perennial herb.
Leaves oblanceolate, to 1 cm long, to 2 mm wide.
Traps on stolons and leaves; ovoid, dimorphic; larger 1–1.5 mm long, mouth with long, acute beak; smaller 0.25–0.5 mm long, mouth with short tooth; mouth lateral. Raceme erect, solitary, 5–30 cm long, usually 1–20-flowered; flowers distant to congested; scales numerous, similar to bracts; bracts basisolute, 1.5–3 mm long; bracteoles ± basisolute, about as long as bract above point of fixture. Calyx lobes unequal, ovate-oblong or transversely elliptic, 1.5–3 mm long. Corolla 2–8 mm long, white or yellowish to pink, or pale to dark violet, lower lip marked with yellow; spur narrow-conical, usually much longer than
Flowering: August–April
Distribution and occurrence: Usually grows in open, wet grasslands, swamps and stream margins, mostly at low altitudes; north from Red Rock (Woolgoolga district).
NSW subdivisions: NC
Other Australian states: Qld W.A. N.T.
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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