Matrotrophy associated with vertebrates and especially mammals, matrotrophy is found in 21 of 34 animal phyla, and is fairly common in 11 of those. It has arisen independently in more than 150 clades within Chordata and in more than 140 clades amongst invertebrates. Matrotrophy Matrotrophy is a form of maternal care during embryo development. Some flowering plants supplied the developing embryos for the first stages. The ovule has no stocks and the nutrients are provided by the "mother". In plants, matrotrophy is considered a critical evolutionary development preceding the origin of embryophytes and therefore essential to the evolution of land plants.
Han Chinese subgroups in parts of Guangdong, Guangxi, Fujian, Jiangxi and Taiwan. They are one of the largest groups found among the Chinese in Southeast Asia. The origin of Gan-speaking peoples in China are from Jiangxi province in China. Gan-speaking populations are also found in Fujian, southern Anhui and Hubei provinces, and linguistic enclaves are found in Taiwan, Shaanxi, Sichuan, Zhejiang, Hunan, Hainan, Guangdong, Fujian and non-Gan speaking Jiangxi. Other minor subgroups include speakers of the Tanka people, Peranakans, Chuanqing, and Kwongsai people The culture of the Han Chinese is complex and diverse. The vast geographic scale of China has led the Han