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Several species , including " L. cous " , " L. geyeri " , and " L. macrocarpum " , are sometimes known as " biscuit roots " for their starchy edible roots .
 L. macrocarpum
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:
 L. macrocarpum