Eupatorium aya-pana

from WordNet (r) 3.0 (2006)
Eupatorium aya-pana
    n 1: low spreading tropical American shrub with long slender
         leaves used to make a mildly stimulating drink resembling
         tea; sometimes placed in genus Eupatorium [syn: {ayapana},
         {Ayapana triplinervis}, {Eupatorium aya-pana}]
    

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