13876
This review summarizes the information concerning taxonomy , botany , ecology , chemical composition , biological activities , toxicology and traditional and contemporary application of Rhododendron tomentosum plants .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None