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Rarer national species include for field fleawort ( " Senecio integrifolius " ) , bastard toadflax ( " Thesium humifusum " ) , and burnt orchid ( " Orchis ustulata " ) , fragrant orchid ( " Gymnadenia conopsea " ) , and other orchids .
 Senecio, Thesium, Gymnadenia conopsea
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:
 Senecio, Thesium, Gymnadenia conopsea