viii ENGLISIL BOTANY. 
in the country mentioned. If any name be inclosed in brackets, 
it signifies that the species has been certainly introduced into the 
country of which the name is so treated. After these names the 
duration is indicated by the words Annual, Biennial, Perennial, 
Shrub, or Tree, which require no explanation; and lastly, the 
names of the seasons point out the time at which the plant usually 
flowers. To attempt giving a more exact definition of the time 
by stating the month of flowermg seems inexpedient, as it varies 
much according to the locality, and even in the same locality 
in different years; being dependent on temperature. 
