This list includes many of the common large shrubs of Canada, as well as the trees.any of the trees on this list are introduced as ornamentals or for food and are not common in Canada.
Human African Trypanosomiasis (HAT), also called African sleeping sickness, is a parasitic disease that is transmitted by infected tsetse flies. HAT can occur as a chronic or acute infection depending on the sub-species of parasite responsible for the infection.
Human African trypanosomiasis takes 2 forms, depending on the parasite involved: 1  Trypanosoma brucei gambiense is found in 24 countries in west and central Africa. This form currently accounts for 97% of reported cases of sleeping sickness and causes a chronic infection.