102952
Similarly , in " P. pilosa " and " P. glaberrima " , character displacement of petal color has been driven by selection , aided by pollen discrimination .
 P. pilosa, P. glaberrima
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 P. pilosa, P. glaberrima