Bot. [ad. mod.L. epilobium, f. Gr. ἐπί upon + λοβ-ός lobe of the ear, in plants the capsule or pod, the name referring to the position of the corolla.] A plant of the genus Epilobium (N.O. Onagraceæ): e.g., the Epilobium angustifolium or Willow-herb. Also in mod.L. form epilobium.
1861. Barnes, in Macm. Mag., June, 133. The bush, or ditch-guarded epilobium.
1864. Thoreau, Maine W., iii. 167. A spike as big as an epilobium.
1883. G. Allen, in Knowledge, 6 July, 1/1. The epilobes and the St. Johns worts are coming out in blossom again.