climbing, shrub from western tropical Africa, the popularity of this
species derives from the clusters of deep crimson summer flowers
emerging from pure white, bell-shaped calyces contrasted by large,
oval, deep green leaves.
The calyces persist in fruit, turning dull pinkish.
Reaching 10 ft (3 m) in height, it requires high humidity.
Cultivation: They all appreciate a sunny position, though sheltered
from strong wind and the hottest summer sun, and deep, moist,
Propagation from cuttings, which strike readily under heat; or many
species sucker from the roots and a large root cutting can produce
much quicker results.