Utricularia determannii is a very small, probably perennial

Perennial plant

A perennial plant or simply perennial is a plant that lives for more than two years. The term is often used to differentiate a plant from shorter lived annuals and biennials. The term is sometimes misused by commercial gardeners or horticulturalists to describe only herbaceous perennials...

, rheophytic

Rheophyte

A rheophyte is an aquatic plant that lives in fast moving water currents in an environment where few other organisms can survive. Rheophytes tend to be found in currents that move at rates of 1 to 2 meters per second and that are up to 3 to 6 feet deep. The amount of force such fast moving currents...

 carnivorous plant

Carnivorous plant

Carnivorous plants are plants that derive some or most of their nutrients from trapping and consuming animals or protozoans, typically insects and other arthropods. Carnivorous plants appear adapted to grow in places where the soil is thin or poor in nutrients, especially nitrogen, such as acidic...

 that belongs to the genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 Utricularia. U. determannii is endemic to Suriname

Suriname

Suriname , officially the Republic of Suriname , is a country in northern South America. It borders French Guiana to the east, Guyana to the west, Brazil to the south, and on the north by the Atlantic Ocean. Suriname was a former colony of the British and of the Dutch, and was previously known as...

, where it is only known from the type location

Biological type

In biology, a type is one particular specimen of an organism to which the scientific name of that organism is formally attached...

 in the Wilhelmina Mountains

Wilhelmina Mountains

The Wilhelmina Mountains are a mountain range in central Suriname that extends about from west to east. Its highest peak is Julianatop with 1280 m . Another high peak is the Tafelberg. It is named after the Queen Wilhelmina...

. It grows as a rheophyte

Rheophyte

A rheophyte is an aquatic plant that lives in fast moving water currents in an environment where few other organisms can survive. Rheophytes tend to be found in currents that move at rates of 1 to 2 meters per second and that are up to 3 to 6 feet deep. The amount of force such fast moving currents...

 on bare granite rocks in dripping water at altitudes up to 900 m (2,953 ft). It has been collected in flower in July. It was originally described and published by Peter Taylor

Peter Taylor (botanist)

Peter Geoffrey Taylor was a British botanist who worked at Royal Botanic Gardens, Kew throughout his career in botany. Taylor was born in 1926 and joined the staff of the herbarium at Kew in 1948. He published his first new species, Utricularia pentadactyla, in 1954...

in 1986 and named in honor of the American collector R. O. Determann.