Collection Details
Species: Najas sp.
Collection Date: 3 August 2012
Determined By: J. E. Householder
Determination Date: 25 February 2014
Institution: INPA
Locality
Continent: South America
Country: Brazil
Region: Roraima
Subregion: Rorainópolis
Closest Town: Xixuau
Locality Description: Headwaters region of the Rio Juaperi, tributary of the Rio Negro flowing parrallel to Rio Branco.
DD Latitude: -0.22991
DD Longitude: -61.4787
Coordinate uncertainty: 1000 m
Min. Elevation: 50 m
Habitat
Habitat Description: Permanantely flooded black water swamp dominated by Mauritia flexuosa. Water depth ranges from 1 to 3 meters. Water with little to no turbidity, visibility to 3 meters.
Soil Description: Substrate clay with abundant organic material.
Habitat: Aguajal Wetland
Botanical Data
Plant Notes: Herb. Submerged. Occuring with Utricularia forming massive mats of aquatic plants."Green hair" Sterile.
Habit: Herb
Other Data
Project: Aguajal Project