Description originale : 21
T[
abernaemontana]
Meyeri; leaves oblong, ending in a linear, obtuse acumen, tapering into the petioles at the base, glabrous; flowers terminal; ovarium not girded by any scales, nor a glandular ring. ♄. S. Native of Essequibo.
T. undulata, Meyer, ess. p.
135. calycine sgments unequal, obtuse. Corolla with a downy throat.