Aeschynanthus radicans Jack.

Lipstick Plant

Creeping plant often grown in hanging baskets as an indoor plant. Leaves to about 7 cm long, 3 cm wide, fleshy, roundish to ovate-lanceolate, entire or toothed. Flowers in axillary pairs. Flower tube to about 7 cm long, narrowed at the base and widening towards the tip, bright red. [A. javanicus hort.]

Malaysia

 

A. lobbianus Hook., Lipstick Vine, from Java has glossy leaves and yellow-lined red flowers and is sometimes treated either as synonymous with, or a variety of A. radicans

A. pulcher (Blume) G. Don has a calyx that is yellowish green, flushed with red.

A. speciosus Hook. from Malaysia has leaves sometimes in 3s, orange flowers in clusters of 6-20, each to 10 cm or so long, shading to yellow at the base and with lobes that are blotched dark red.

Source: Spencer, R. (2002). Gesneriaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.

Distribution map
kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Asteranae
order      Lamiales
family       Gesneriaceae
genus        Aeschynanthus Jack.