[align=justify][box_out][box_in] The following passages concern a plant called purple loosestrife. Passage A is excerpted from a report issued by a prairie research council; passage B from a journal ofsociology.
PassageA
Purple loosestrife (Lythrum salicaria), an
aggressive and invasive perennial of Eurasian origin,
arrived with settlers in eastern North America in the
early 1800s and has spread across thecontinent’s
(5) midlatitude wetlands. The impact of purple loosestrife
on native vegetation has been disastrous,
...
PassageA
Purple loosestrife (Lythrum salicaria), an
aggressive and invasive perennial of Eurasian origin,
arrived with settlers in eastern North America in the
early 1800s and has spread across thecontinent’s
(5) midlatitude wetlands. The impact of purple loosestrife
on native vegetation has been disastrous,
...






