a. Bot. [f. mod.L. Sphæriace-æ (see def.) + -OUS.] Belonging to, typical of, the Sphæriaceæ, an extensive family of Fungi.
1857. Henfrey, Bot., 587. Corpuscles extruded through the pore of the spermogonium, as in the Sphæriaceous Fungi.
1875. M. C. Cooke, Fungi, 35. The majority of so-called species are undoubtedly conditions of sphæriaceous fungi.