Trithuria konkanensis is a species of aquatic plant in the family Hydatellaceae endemic to India.

[1][2] It is an annual, green to red, aquatic, 1.3 cm tall herb with numerous linear, erect or spread out, 12 mm long, and 0.8 mm wide leaves produced on reduced stems.

[3][4] It is a monoecious species with numerous, bisexual reproductive units.

[4][1] The type specimen was collected by S. R. Yadav and M. K. Janarthanam in Maharashtra, India on the 20th of September 1993.

[6][8] The specific epithet konkanensis references the Konkan region, from which the type specimen was collected.