102737
" Ludwigia " , the primose willow , is an invasive plant having gradually spread since 1986 in the stagnant water in dead gravel pits and ponds .
 animal: Ludwigia
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Ludwigia 
Answer:
 animal: Ludwigia