Diplospora dalzellii (Thwaites) Hook.f.Diplospora sphaerocarpa (Dalzell ex Hook.f.)

Hook.f.Discospermum dalzellii ThwaitesTricalysia dalzellii (Thwaites) Alston Tricalysia sphaerocarpa (Dalzell ex Hook.f.)

Gamble Discospermum sphaerocarpum is a small tree of family Rubiaceae that is native to India and Sri Lanka.

Tricalysia dalzellii is considered a synonym, but in Sri Lanka, Tricalysia dalzellii is sometimes accepted in text books and field guides that regard it as an endemic species.

The plant known as Tricalysia dalzellii is known as "vella" by Sri Lankans.