| Family | GESNERIACEAE |
| Genus species | Petrocosmea martinii (H.Lév.) H.Lév. |
| Bibliography | Repert. Spec. Nov. Regni Veg. 9: 329 (1911) |
| Native Range | sc. China to n. Vietnam |
| Primary Biome | Subtropical |
| Habitat | shady rocks |
| Altitude | 900-1000m |
| Description | acaulescent, leaves petiolate, orbiculate-ovate, 1-2cm, abaxially densely pilose, cordate, crenulate, rounded, flowers solitary, peduncles pilose |
| Size | 3-5cm |
| Color | blue-purple |
| Bloom | late spring, summer |
| Ca | |
| Type | perennial |
| Cultivation | shady, humous, rock crevices alpine house, humous, gravelly soil, shade |
| Propagation | seed in spring, germ. 1 month, 13-18°C division in spring and late summer; leaf cuttings in summer |
| Synonyms | Vaniotia martinii H.Lév. |
| Territory | 3 Asia-Temperate 36 China (CHC China South-Central) 4 Asia-Tropical 41 Indo-China (VIE Vietnam) |