21438
The group contained the angiosperms - the extant flowering plants , such as roses and grasses - as well as the Gnetales and the extinct Bennettitales .
 Gnetales, Bennettitales
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Gnetales, Bennettitales