Shepherdia canadensis
Shepherdia canadensis, commonly called Canada buffaloberry, russet buffaloberry,[3] soopolallie, soapberry, or foamberry (Ktunaxa: kupaʔtiǂ,[4]) is one of a small number of shrubs of the genus Shepherdia that bears edible berries. DescriptionThe plant is a deciduous shrub of open woodlands and thickets, growing to a maximum of 1–4 metres (3+1⁄2–13 feet). The fruit is usually red, but one variety has yellow berries. The berries have a bitter taste. It is a non-legume nitrogen fixer.[5]
EtymologyThe common name of the plant in British Columbia is "soopolallie", a word derived from the historic Chinook Jargon trading language spoken in the North American Pacific Northwest in the 19th and early 20th centuries. The name is a composite of the Chinook words "soop" (soap) and "olallie" (berry).[6][ISBN missing] Distribution and habitatThe species is widespread in all of Canada, except in Prince Edward Island, and in the western and northern United States, including Alaska[7] and Idaho.[8] Uses
Some Canadian First Nations peoples such as Nlaka'pamux (Thompson), St'at'imc (Lillooet), and Secwepemc (Shuswap) in the Province of British Columbia extensively collect the berries. The bitter berries are not directly consumed but rather processed[how?] as "sxusem", also spelled "sxushem" and "xoosum" or "hooshum" ("Indian ice cream").[clarification needed] Collection involves placing a mat or tarpaulin below the bushes, hitting the branches, collecting the very ripe fruits, mixing with other sweet fruit such as raspberries, crushing the mixture, and then beating of the mixture to raise the foam characteristic of the dish.[original research?][disputed – discuss] The berry is both sweet and bitter, and is possibly comparable to the taste of sweetened coffee. The First Nations peoples who prepare a dish with it believe that the berry has many health properties, but the saponin chemicals it contains (which create a foam when whipped into a dessert dish)[9] may[verification needed] cause gastrointestinal irritation if large quantities are consumed.[citation needed] Native-themed restaurants in British Columbia have occasionally offered the berries on their menus.[6][ISBN missing] Unrelated plants in the genus Sapindus produce toxic saponins and are also commonly denominated "soapberry".[10] References
External linksWikimedia Commons has media related to Shepherdia canadensis.
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