A Grammatical Dictionary of Botanical Latin

Exocarp, epicarp, the outermost tissue layer of the fruit wall, of a pericarp or matured ovary; “exocarp: the outer layer of a pericarp” (Fernald 1950): epicarpium,-ii (s.m.II), abl. sg. epicarpio, nom. & acc. pl. epicarpia, dat. & abl. pl. epicarpiis; exocarpium,-ii (s.n.II), abl. sg. exocarpio, nom. & acc. pl. exocarpia, dat. & abl.pl. exocarpiis; see epicarp, mesocarp, pericarp;

- drupa ovoidea clavata v. fusiformis, exocarpio tenui, endocarpio crasso lignoso subosseo (B&H), the drupe ovoid, club-shaped or fusiform [i.e. spindle-shaped] with the exocarp thin, with the endocarp thick, woody, somewhat bony.

- epicarpiis [or: exocarpiis] praeter glandulos raros glabris, with the epicarpia except for scattered glandules glabrous.

- endocarpio circa semina persistente ab exocarpio secedente (B&H), with the endocarp around the seeds persistent, splitting from the exocarp.

- legumen rectum, planum, tenue, exocarpio continuo 2-valvi, endocarpio solo in artículos l-spermos secedente et circa semina persistente(B&H), legume straight, flat, thin, with a continuous 2-valved exocarp, with the endocarp alone splitting into 1-seeded joints and persistent around the seeds.

- [Thelygonum; Urticaceae] De foliorum dispositione et evolutione confer Irmisch in Flora 1850, 689. Delile l.c. cystolithos in exocarpio observatos descripsit sub nomine aiguilles crystallines (B&H), regarding the arrangement and development of the leaves compare [Thilo Irmisch in [the journal] Flora 1850, [p. 689]. Delile l.c.] he represented the cystoliths observed in the exocarpium under the name aiguilles crystallines.

NOTE: Bentham and Hooker appear to use exocarp for the Leguminosae (Fabaceae).