Organic Arapaho blackberry is a thornless variety that ripens earlier than some blackberry plants.
The Indians are mostly members of the following tribes: the Piegan, the Crow, the Salish (or Flathead), the Sioux, the Assiniboin, the Arapaho Atsina (miscalled Grosventres) and the Northern Cheyenne.
They belong to the Arapaho and Shoshoni tribes.'
2 The Report of the Commissioner of Indian Affairs for 1909 gives 8 54 Arapaho and 816 Shoshoni under the Shoshoni School.
Kroeber, Papers on Eskimo, Arapaho, Languages and Culture of California Tribes, in Pubs.