EPACRIS, in botany: A genus of the monogynia order, belonging to the pentandria class of plants. The calyx is a five-parted perianthium; the corolla monopetalous and tubular; the stamina five very short filaments; the pericarpium a roundish, depressed, quinquelocular, quinquevalvular, gaping capsule; the seeds are numerous and very small.