Upright perennial, rarely annual; stems thick and fleshy, densely leaved, little branched, often becoming rather woody and leafless below.. Leaves spirally arranged; petiole (0.5–)1–9.5 cm. long, glabrous or sparsely pubescent, usually with several 0.5–1 mm. long fimbriae towards the base; lamina broadly ovate, ovate-oblong, elliptic or ± lanceolate, 5.5–22 cm. long, 3–8.5(–9.5) cm. broad, the apex subobtuse, acute or shortly acuminate, the base cuneate or ± attenuate, glabrous or with scattered hairs above, glabrous or pubescent on the midrib and lateral veins beneath; lateral veins 6–12 pairs; margin crenate, the crenations usually overlapping.. Flowers in fascicles of 2–6(–8), rarely solitary, epedunculate, the spur orange, red, crimson or reddish purple and the petals pale yellowish green or whitish green.. Bracts linear-lanceolate or subulate, 1–2 mm. long, inconspicuous.. Pedicels 2.8–5.5 cm. long, slender, glabrous or pubescent.. Lateral sepals triangular-ovate, 1.5–2 mm. long, acute, reflexed.. Lower sepal 8–14 mm. long, 19–28 mm. deep, saccate, the orifice oblique, glabrous or sparsely pubescent, abruptly constricted into a sharply incurved caudate spur which is usually slightly 2-lobed at the tip and just reaches the rim of the lower sepal.. Dorsal petal 9–10 mm. long, 4–6 mm. broad, cucullate, dorsally with a narrow triangular crest in the upper half.. Lateral united petals 10–13 mm. long, the upper petal ± twice the size of the lower; upper petal oblong to oblong-oval, 8–9 mm. long, 4–5 mm. broad; lower petal oval-elliptic or suborbicular, 3–4 mm. long, 2.5–3 mm. broad, obtuse.. Ovary glabrous.. Fruit fusiform, 14–16 mm. long, 5–7 mm. broad.. Figs. 1, p. 2; 4/69, p. 8.
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A small evergreen shrub. It grows 90 cm high and spreads 40 cm wide. The leaves are simple and arranged in spirals. The leaf stalk is 1-10 cm long. The leaf blade is broadly oval and 22 cm long by 9 cm wide. The leaves have deep teeth. The flowers are red and large. They are in the axils of leaves. The upper petals are yellow and they have long spurs. The fruit is fleshy and has 5 valves. It explodes as it splits open.
The spurred sepal forming a long, dark purple, crimson or red sac, other parts of flower greenish-white.
Herb 1–3 ft. high, stem stout below
Moist, usually densely shaded sites, forest, riverine and swamp forest, bushland, river banks, pathways; occasionally epiphytic on trunks and stumps of trees; sometimes on rocks; at elevations from 370-2,400 metres.
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It is a tropical plant. It grows in shady places. It can be in swamps and along rivers in forests. It grows between 350-2,400 m above sea level. It suits hardiness zones 10-12.
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