| General Description | An evergreen perennial grown for the large number of magnificent flowers it produces over a long period of time. |
| Shape | Herbaceous perennial, stems often trailing with age. Mounds. |
| Landscape | Used as a flowering indoor plant or treated as an annual hanging basket if grown outdoors. It also does well in containers on a shaded deck or patio. |
| Propagation | Propagate by seed, or by leaf cuttings. |
| Cultivation | Grow in a bright but not sunny, warm, draft free location, and in a fertile, moist, humus-rich well-drained soil. |
| Pests | Glasshouse leafhoppers, mealybugs, thrips, vine weevil and tarsonemid mite. |
| Notable Specimens | Royal Park Rajapruek, Mae Hia, Thailand.
Chelsea Physic Garden, London, United Kingdom. |
| Habitat | Arid, rocky cliff sides and cliff faces. |
| Leaf Description | Linear to rounded, velvety, heavily veined, wrinkled and some cultivars are without petioles. |
| Flower Description | Long-tubed and usually with five petals. They occur in heads on short upright stems.
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