Utricularia tortilis Oliv.

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Synonyms:	Utricularia gyrans Suess. Utricularia spiralis Sm. var. tortilis (Oliv.) P. Taylor
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Description:	Small terrestrial carnivorous herb with numerous, ovoid, stalked traps. Leaves scattered on the stolons, linear-oblanceolate to spathulate, 2-15 mm long, single-veined. Flowers in 1-5-flowered erect inflorescences. Corolla 2-lipped, 3-7 mm long, white to lilac with a yellow spot on the palate; upper lip narrowly oblong, c. 1.5 × as long as the upper calyx lobe; spur conical-subulate, more or less twice as long as the lower lip. Fruit a spherical capsule, 1.5-2.5 mm in diameter.
Type location:	Angola
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Worldwide distribution:	Widespread in tropical Africa.
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Spot characters:	Display spot characters for this species
Literature:	Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 36. Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 58. Meerts, P. et al. (2026). A checklist of the vascular plants of the Democratic Republic of the Congo. PhytoKeys 277 Ntore, S. & al. (2024). Checklist of the vascular plants of Burundi Page 153. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 72. Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 80. Taylor, P. (1972). Lentibulariaceae Flore d'Afrique Centrale (Zaire - Rwanda - Burundi) Jardin Botanique National de Belgique Pages 13 - 14. as U. spiralis var. tortilis Taylor, P. (1988). Lentibulariaceae Flora Zambesiaca 8(3) Pages 23 - 25. (Includes a picture).

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Flora of Botswana: Utricularia tortilis
Flora of the DRC: Utricularia tortilis
Flora of Zambia: Utricularia tortilis
Flora of Zimbabwe: Utricularia tortilis

External websites:

African Plants: A Photo Guide (Senckenberg): Utricularia tortilis
African Plant Database: Utricularia tortilis
BHL (Biodiversity Heritage Library): Utricularia tortilis
EOL (Encyclopedia of Life): Utricularia tortilis
GBIF (Global Biodiversity Information Facility): Utricularia tortilis
Google: Web - Images - Scholar
iNaturalist: Utricularia tortilis
IPNI (International Plant Names Index): Utricularia tortilis
JSTOR Plant Science: Utricularia tortilis
Mansfeld World Database of Agricultural and Horticultural Crops: Utricularia tortilis
Plants of the World Online: Utricularia tortilis
Tropicos: Utricularia tortilis
Wikipedia: Utricularia tortilis