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Utricularia caerulea L., Sp. Pl. 1: 18 18 1753. (syn: Pelidnia caerulea (L.) Barnhart; Utricularia albiflora Griff.; Utricularia albina Ridl.; Utricularia bifida Macrae ex A. DC.; Utricularia caerulea var. filicaulis (Wall. ex A. DC.) Haines; Utricularia campestris Miq. ex C.B. Clarke; Utricularia capillaris D. Don; Utricularia cavaleriei Stapf; Utricularia charnleyensis W. Fitzg.; Utricularia complanata Wall.; Utricularia filicaulis Wall. ex A. DC.; Utricularia filicaulis Wall. .; Utricularia kerrii Craib; Utricularia nivea Vahl .; Utricularia obscura R. Br. ex Benth.; Utricularia obtusiloba Benj.; Utricularia ophirensis Ridl.; Utricularia paucifolia Benj.; Utricularia purpurea Willd. ex Benj.; Utricularia racemosa Wall. ..; Utricularia ramosa Vahl; Utricularia rosea Edgew.; Utricularia roseopurpurea Stapf ex Gamble; Utricularia sampathii Subr. & Yogan.; Utricularia sootepensis Craib; Utricularia squamosa Benj.);
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blue bladderwort;
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Terrestrial herbs; rhizoids upto 2.5 cm long; stolons capillary, upto 2 cm long. Foliar organs upto 1 cm long, narrowly obovate, rosulate, apex rounded. Traps numerous 1-1.5 mm long, ovoid, stalked. Racemes 2.5-6 cm long, terete; scales similar to the bracts; bracts 1.5-3 mm long, narrowly elliptic, acute at both ends; bracteoles 1-2 mm long. Flowers up to 4 mm long; pedicels c. 1.5 mm long, often recurved in fruit. Calyx -lobes subequal, c. 1.5 mm long, ovate, hooded. Corolla purple or cream; upper lip 2-lobed, c. 2 mm long, obovate to oblong, notched or emarginate at apex; lower lip 2-3 mm long, suborbicular to broadly ovate; spur 3-4 mm long, slightly curved forwards. Stamens 2; filaments c. mm long. Ovary ovoid; stigma 2-lipped. Capsules 1.5-2 mm across, subglobose. Seeds ovoid or ellipsoid, reticulate. Flowering and fruiting: August-October
Grasslands and marshy areas
Paleotropics
  The plants is upto 8-12 cm. Growing amidst unidentified Eriocaulon sp. Please help me to ID the species.
31082013 Utrricularia 1 RD-1 : Attachments (1). 4 posts by 3 authors.
Please ID this Utricularia Sp
Date/Time- 01/03/2011, 3:17 PM Location- Assam Habitat- Wild Plant Habit- Herb Height/Length- 4.2 cm Inflorescence Type/ Size- As seen in Photos Flowers Size – 0.6-1.2 cm Fruits Type/ Shape/ Size Seeds- Not seen Other Information.- Grows in marshy areas Interesting find … This reminded me of a some what similar looking Utricularia sp. from Maharashtra (Konkan region) i.e. U. caerulea. This is also Utricularia caerulea, a wide spread and much variable species . 31082013 Utrricularia 3 RD-3 : Attachments (2). 3 posts by 2 authors.
Please ID this Utricularia Sp
Date/Time- 01/03/2011, 3:17 PM Location- Assam Habitat- Wild Plant Habit- Herb Height/Length- 12 cm Inflorescence Type/ Size- As seen in Photos Flowers Size 1.2-1.4 cm Fruits Type/ Shape/ Size Seeds- Not seen Other Information Grows in flowing sandy and rocky stream bed Both are Utricularia caerulea Location: Anantapur, Andhra Pradesh
Altitude : 644mtrs
Date: 29 July 2018
Habit : Wild Height: up to 4 cm
Flowers Colour: Purely white with Yellow ting
here I am attaching one more whole picture (Habit) Habitat: Marshy localities of hill slopes.
leaves not appearing.
Attachments (1)
It’s white mutant of Utricularia caerulea .
Pl. check Thank you very much for providing ID link. It is very close to Utricularia caerulea, Yes, it appears close to images at Utricularia caerulea L. Yes ..! It is Utricularia caerulea .
  
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755 ID wild plant Utricularia: 4 images.
Please ID wild plant Utricularia,
Location: Vannappuram Thodupuzha Idukki Kerala INDIA
Altitude: 1500fsl
Flower date: 28JUL2023, 06.11pm
Habitat: wild wet rocky non shady
Plant habit: terrestrial geophyte insectivorous micro herb, erect unbranched, slender weak fleshy stem/peduncle, rhizobium, annual
Height: 10cm
Leaves:
Flower: terminal spike inflorescence, size:03.5×2.5mm, whitish violet, spur curved, non fragrant
Fruit:
Seed:
Utricularia caerulea L. ??? Yes, it is Utricularia caerulea, dear … thank you very much for ID my plant. This is Utricularia roseopurpurea Yes, it is Utricularia roseopurpurea, dear …, thank you very much for ID my plant. . References:
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Utricularia caerulea
Updated on April 6, 2026