as·pi·do·sper·ma noun \ˌas-pə-(ˌ)dō-ˈspər-mə\
capitalized : a genus of tropical American trees or rarely shrubs of the dogbane family that includes the white quebracho
: the dried bark of the quebracho (Aspidosperma quebracho) used as a respiratory sedative in dyspnea and in asthma—called also quebracho bark
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