A Grammatical Dictionary of Botanical Latin

Graviditas,-atis (s.f.III), abl. sg. graviditate: the state or condition of pregnancy [> L. gravis,-e (adj.B), pregnant; heavy, weighed down, loaded, ponderous].

Gravitas,-atis (s.f.III), abl. sg. gravitate: weight, heaviness; slowness; (of disease) virulence; (of bodily condition, health) severity, vehemence, sickness; (of smell and flavor) rankness, offensiveness, fetidness, rank; weight, dignity, importance, seriousness, gravity; see importance; opp. levitas,-atis (s.f.III), abl. sg. levitate, lightness, without or with lack of weight; lack of intensity; shallowness, unreliability; without seriousness or dignity; cf. dignitas,-atis (s.f.III);

[fungi] substantia enim fungi initiali mollusca juxta communem gravitatis legem ima petente, ac circa arbusculae ramificationes haerente, truncus arbusti (filum nimirum crassius simplex supra descriptum) denudatus petiolum quendam stipitemve sistit (S&A), for with the initial soft substance [i.e. tissue] of the fungus, according to the common principle of disease, seeking the deepest parts, and sticking fast [i.e. adhering] around the places where the branches arise [i.e. the branching] of the small tree, the trunk of the shrub, after having been denuded (the [initial] filament, of course being thicker than simple [i.e. unbranched] as described above) represents a kind of petiole or stipe.