Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_10477224_1 (species VARCHAR, petal_width VARCHAR, petal_length VARCHAR)

### Question ###
Name the species when petal width is 2.0 and petal length is 4.9

### Accurate SQL ###

SELECT species FROM table_10477224_1 WHERE petal_width = "2.0" AND petal_length = "4.9"