Petrocosmea is a genus of the family Gesneriaceae

Gesneriaceae

Gesneriaceae is a family of flowering plants consisting of ca. 150 genera and ca. 3,200 species in the Old World and New World tropics and subtropics, with a very small number extending to temperate areas. Many species have colorful and showy flowers and are cultivated as ornamental plants.Most...

, the African violet family. Most of the species within this genus are endemic to high-altitude areas in Western China

Western China

Western China , refers to the western part of China. In the definition of the Chinese government, Western China covers six provinces: Gansu, Guizhou, Qinghai, Shaanxi, Sichuan, and Yunnan; one municipality: Chongqing; and three autonomous regions: Ningxia, Tibet, and Xinjiang.-Administrative...

, although some are native to other parts of Asia

Asia

Asia is the world's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and with approximately 3.879 billion people, it hosts 60% of the world's current human population...

. It is a rosette forming genus that generally grows on wet mossy rocks or forests.

The genus was discovered in China by Augustine Henry

Augustine Henry

Augustine Henry was an Irish plantsman and sinologist. He is best known for sending over 15,000 dry specimens and seeds and 500 plant samples to Kew Gardens in the United Kingdom. By 1930, he was a recognised authority and was honoured with society membership in Belgium, Czechoslovakia, Finland,...

 and was first described in 1887 by Daniel Oliver

Daniel Oliver

Daniel Oliver, FRS was a British botanist.He was Librarian of the Herbarium, Royal Botanic Gardens, Kew from 1860–1890 and Keeper there from 1864–1890, and Professor of Botany at University College, London from 1861–1888....

 (Prof. of Botany, University College, London).

Species

• Petrocosmea barbata
• Petrocosmea begoniifolia
• Petrocosmea duclouxii
• Petrocosmea flaccida
• Petrocosmea formosa
• Petrocosmea forrestii
• Petrocosmea huanjiangensis
• Petrocosmea kerrii
• Petrocosmea kingii
• Petrocosmea minor
• Petrocosmea parryorum
• Petrocosmea rosettifolia
  Petrocosmea rosettifolia
  Petrocosmea rosettifolia is a species of flowering plant in the family Gesneriaceae.-Description:The petioles of this species are puberulent and grow to approximately 4 cm. The leaves are sparsely pubescent, and have a broadly ovate to orbicular or broadly elliptic shape. They grow to about 0.5 to...
  
  
• Petrocosmea sericea
• Petrocosmea xingyiensis