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sunflower

(Encyclopedia)sunflower, any plant of the genus Helianthus of the family Asteraceae (aster family), annual or perennial herbs native to the New World and common throughout the United States. In cultivation, the flo...

Huntsville, town, Canada

(Encyclopedia)Huntsville, town, SE Ont., Canada, on the Muskoka River. It has lumber mills and a woodworking plant, but it is sustained mainly by its year-round touri...

Port Hope

(Encyclopedia)Port Hope, town (1991 pop. 11,505), SE Ont., Canada, on Lake Ontario, E of Toronto. It has a large plant for refining uranium ore and is a summer resort. ...

Yorkton

(Encyclopedia)Yorkton, city (1991 pop. 15,315), SE Sask., Canada, NE of Regina. It is a railroad center and has large stockyards, warehouses, a flour mill, brick and cement plants, and a farm-implement plant. ...

licorice

(Encyclopedia)licorice lĭkˈərĭs, –rĭsh [key], name for a European plant (Glycyrrhiza glabra) of the family Leguminosae (pulse family) and for the sweet substance obtained from the root. Since early times the...

kohlrabi

(Encyclopedia)kohlrabi kōlˈräˈbē [key] [Ger. partly from Ital.,=turnip cabbage], plant (Brassica caulorapa, sometimes classified as var. caulorapa of the cabbage species) of the family Cruciferae (or Brassicac...

nastic movement

(Encyclopedia)nastic movement, in botany, the movement of plant parts in response either to certain external stimuli or to internal growth stimuli. Nastic movements, which are generally slow, can be observed by tim...

pipsissewa

(Encyclopedia)pipsissewa pĭpsĭsˈəwä [key], any plant of the genus Chimaphila, perennial herbs of dry wooded regions in the Northern Hemisphere. The pipsissewas, closely related to the wintergreens, have thick,...

tragacanth

(Encyclopedia)tragacanth trăgˈəkănth [key] or gum tragacanth, gummy exudation from the leguminous shrub Astragalus gummifer and related pulse family plants of SE Europe and W Asia. It is obtained through incisi...

ayahuasca

(Encyclopedia)ayahuasca or yagé, drink made by boiling various South American plants, used for centuries by shamans of traditional societies in the Amazon region in religious and healing ceremonies. It is usually ...