Monographs Details: Utricularia jamesoniana Oliv.
Authority: Maguire, Bassett. 1967. The botany of the Guayana Highland--Part VII. Mem. New York Bot. Gard. 17: 1-439.
Family:Lentibulariaceae
Description:Distribution and Ecology - Epiphyte on moss covered trees in forest and woodland and in the spray of waterfalls from near sea level to alt 2500 m, Central America, Lesser Antilles, British Guiana, Venezuela, Colombia, Ecuador, Peru and Bolivia. BRITISH GUIANA. Kaieteur Savanna, alt 300-420 m, Sandwith 1481 (K); Cowan & Soderstrom 2219 (K); Essequibo River, Moraballi Creek, near Bartica, sea level, Sandwith 133 (K). VENEZUELA. Bolivar: Chimanta Massif, Rio Tirica, alt 470 m, Steyermark & Wurdack 136 (K, NY, VEN) ; Cerro Venamo (SW part), alt 1400 m, Steyermark, Dunsterville & Dunsterville 92457 (K), 92699 (VEN); Rio Cuyuni, La Escalera, alt 500-600 m, Maguire. Steyermark & Maguire 46818 (VEN) ; Torono-tepui, alt 700 m, Cardona 851 (VEN) ; Amazonas: Cerro Duida, Rio Cunucunuma, alt 1500 m, Maguire, Cowan & Wurdack 29557 (K, NY); Cerro Sipapo (Paraque), Upper Cano Negro, alt 1600 m, Maguire it Politi 28216 (NY); Cerro de la Neblina, Rio Yatua, Cano Grande, alt 11001150 m, Maguire, Wurdack & Maguire 42527 (NY).

Discussion:

Utricularia schimperi Schenck in Pringsh.. Jahrb. Wiss. Bot, 18: 230. 1887. Type. Dominica, A. F. W. Schimper (?B†)

Utricularia verapazensis Morong ex J. D. Smith in Coult., Bot. Gaz. 18: 209. 1893. Type. Guatemala, Turckheim (?).

Utricularia concinna N.E. Br„ Trans. Linn. Soc.. II. 6: 55. 1901. Types. British Guiana, Jenman 1272 (K), McConnell & Quelch 710 (K), Schomburgk 131 (K).

Type. Ecuador, Cosanga River, Jameson 1 (holotype K).

The density of the pubescence on the corolla is very variable but at least a few hairs are always present. Some of the specimens from the Ecuadorian Andes are larger with longer leaves and more numerous flowers but intermediate forms occur.

Distribution:Guyana South America| Venezuela South America| Central America| Colombia South America| Peru South America| Bolivia South America|