308389
Amur grapes are classified into three subspecies : It is most common in the valleys of rivers and streams , in clearings , forest edges , forests , the lower and middle slopes of mountains , where they climb to trees and spread along the ground .
 Amur
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Amur