Black Tartarian Black Tartarian Black Tartarian (originally "Ronald's Large Black Heart") is an heirloom cultivar of cherry. It was brought from Circassia to England in the 1700s by a man named Hugh Ronalds, and from England it was brought to the United States in the 1800s. The fruit of the Black Tartarian is about one inch in diameter, with a unique taste and texture, but too soft for commercial shipping. It is primarily grown as a pollinator for other cherry varieties. The Black Tartarian cultivar is best suited for USDA Zones 5-7. It is a very vigorous, heavy-bearing variety, but is primarily
Varieties of Chinese increase, although there are also some sharp boundaries. However, the rate of change in mutual intelligibility varies immensely depending on region. For example, the varieties of Mandarin spoken in all three northeastern Chinese provinces are mutually intelligible, but in the province of Fujian, where Min varieties predominate, the speech of neighbouring counties or even villages may be mutually unintelligible. Classifications of Chinese varieties in the late 19th century and early 20th century were based on impressionistic criteria. They often followed river systems, which were historically the main routes of migration and communication in southern China. The first scientific classifications, based