Foliage with alternate, simple leaves, flat and succulent, narrowly obovate-elliptic, 4-9 cm L., 1-2,5 cm W. Inflorescence terminal racemes, 5-15 flowered, 2-3cm L. Flowers slightly zigomorphic, 16-19 cm L. shortly pedicellate with a pair of short bracteoles inserted on reddish-green calyx tube. Singapore
