Authors: C. Stace, R. van der Meijden (ed.) & I. de Kort (ed.)
Search
Scientific name:

Utricularia intermedia

Vernacular name:

Bladderwort, Intermediate


Use the links below to jump to previous and next taxa in a text browser:
Utricularia australis - Bladderwort
Utricularia stygia - Bladderwort, Nordic

Intermediate Bladderwort

Scientific name: Utricularia intermedia Hayne

Diagnostic features
Stems of 2 sorts, the floating ones to 20(40)cm.
Quadrifids with long/short arm ratio 1.2-2, with 2 short arms diverging at (2)6-21(37)°.
Glands in corolla spur on both abaxial and adaxial sides.
Corolla yellow; upper lip 7-8 x c.7mm; lower lip 8-10 x 12-13mm; spur 8-10mm.

Chromosome number: (2n=44).

Habitat
Native; still, shallow water in peaty bogs and marshes.

Distribution
Very scattered in Ireland, Scotland, North & Southcentral England, East Anglia and Caerns, much over-recorded for Utricularia ochroleuca and perhaps for Utricularia stygia. Flowers not found in British Isles.

This species is keyed out on Page 179 in the Text Key.

Utricularia intermedia
Description provides information about characters, distribution and habitat of the selected species or higher group. You can search using vernacular or scientific name.
Bladderwort, Intermediate
General introduction, overview of the species treated and functionality of the site
A tree, picture gallery and alphabetical lists provide access to the species and higher groups
Descriptions of species
Descriptions of higher groups
Identification keys
Atlas
Glossary
Literature references
Test your knowledge of the species treated
Concise explanation of the BIS program
Authors of and contributors to this project
Return to the main index of the World Biodiversity Database