FLORA OF VIETNAM
Acanthaceae s.l. (Thunbergiaceae)
Thunbergia sp.

Quang Nam Prov., Dong Giang Distr., Ma Cooih Municipality around point 15°49′09”N 107°44′15”E.

Edges of primary closed evergreen broad-leaved forests on very steep rocky slopes of stream canyon composed with sandstone at elevation 150 m a.s.l.

Herbaceous vine 6-10 m long. Flowers red-orange, tepals with yellow margin. Rare.

HAL 12168 10 January 2009
Coll.: L.Averyanov, P.K.Loc, P.V.The, N.T.Vinh