A Grammatical Dictionary of Botanical Latin

Tegmen,-inis (s.n.III): see tegimen,-inis (s.n.III).

Tegmen,-inis (s.n.III), abl.sg. tegmine, nom. & acc. pl. tegmina; also tegmentum,-i (s.n.II), abl.sg. tegmento, nom. & acc. tegmenta, gen. pl. tegmentorum: integument, covering, hence used by older authors for the glume of grasses, inner coat of a seed (Stearn); “tegmen. (obsol.) the glumes of Grasses. The inner skin which covers the seed” (Lindley); “the inner coat of a seed, previously the secundine of an ovule; the glume of a grass (Jackson); in the plural, tegmenta,-orum, the scales of a leaf bud (Jackson); = endopleura, “one of the elytra of a beetle; one of the thickened forewings of various orthopterans” (WIII);

- semina longe lineari-fusiformia, albumine tegmine brunneo induto ab apice nuclei cavi pendulo (B&H), seeds long linear-fusiform, with the albumin clothed with a brown covering (tegmen), pendulous from the apex of the hollow nucleus.

- semina minuta, linearla, testa pellucida in vaginam filiformem producta, tegmine fragili (B&H), seeds minute, linear, with a transparent seedcoat extended into a filiform sheath, with a fragile covering.

- [Sphagnum] Cellulae ramorum in longitudine rami, tegmenti instar, positae, constanter elongatae, hyalinae, laxe cohaerentes (C. Muell.), CELLS OF THE BRANCHES positioned on the length of the branch, like a tegmen [i.e. husk, glume], are uniformly elongate, hyaline, loosely pressed together.

NOTE: tegmenta (n.pl.II), gen. pl. tegmentorum, “(obsol.) the scales of a leaf-bud; they are ‘foliacea’ [leafy] when modifications of leaves’ ‘fulcracea’ [supporting] of stipules and petioles; ‘petiolacea’ [like a petiole] of petioles onlyl ‘stipulacea’ [like a stipule] of stipules only” (Lindley).

NOTE: endopleura,-ae (s.f.I), q.v., the inner coating or integument of a seed - called also tegmen (WIII).