| Family | BIGNONIACEAE |
| Genus species | Incarvillea diffusa Royle |
| Bibliography | Ill. Bot. Himal. Mts.: t. 72 (1835) |
| Native Range | China to w. & c. Himalaya |
| Primary Biome | Temperate |
| Habitat | grassland and thickets |
| Altitude | 1400-3500m |
| Description | leaves alternate, pinnate, segments ovate-lanceolate, 3-5cm, adaxially glabrous, pale green, serrate, long acuminate, flowers in raceme, corolla campanulate-infundibuliform, 4cm |
| Size | 60-100cm |
| Color | pale red, purple-red |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | mesic, slightly humous, semi-shady site alpine house, moist, rich, drained soil, semi-shade |
| Propagation | seed in spring, uncovered, germ. 1-3 months, 16-21°C division in spring; basal cuttings in spring |
| Synonyms | Amphicome arguta Royle Amphicome diffusa (Royle) Sprague Incarvillea arguta (Royle) Royle Incarvillea arguta var. daochengensis Q.S.Zhao Incarvillea arguta var. longipedicellata Q.S.Zhao |
| Territory | 3 Asia-Temperate 36 China (CHC China South-Central, CHN China North-Central, CHQ Qinghai, CHT Tibet) 4 Asia-Tropical 40 Indian Subcontinent (NEP Nepal, WHM West Himalaya) |