Simplify the following text for a Grade 7 native English-speaking person.
Original: Heliconia , derived from the Greek word helikonios , is a genus of about 100 to 200 species of flowering plants native to the tropical Americas and the Pacific Ocean islands west to Indonesia .
Simplified: They are native tropical South America , as well as the Pacific Ocean Islands west to Indonesia . There are between 100 and 200 species in the genus .