A Grammatical Dictionary of Botanical Latin

Gutta,-ae (s.f.I), abl. sg. gutta: a drop of fluid, oil-droplet in spores or hyphae of fungi or in hepaticae; a drip (a small drop of a liquid) [> L. gutta,-ae (s.f.I), ‘a drop of a fluid’ (Lewis & Short)]; see drop (noun), droplet; see lacrima,-ae (s.f.I); see resin;

- gutta imbrum est, stilla olei vel aceti, ‘gutta’ is of the rains, ‘stilla’ is of oil or of vinegar; as a later synonym: e.g. stillae pluviae (drops of a gentle rain); stilla roris (drop of dew).

- guttae olei (oleum s.n.II), oil-bodies, drops of oil.

- guttae oleaceae (adj.A), oil drops.

- gutta succina, droplet of amber.

- tegumento subvilloso albido, guttis grossis viscosis obsito, with a covering somewhat villous, whitish, covered with coarse sticky droplets.

Lacrima,-ae (s.f.I), q.v., is used for a drop of resin or gum.

Stilla,-ae (s.f.I), abl. sg. stilla, a drop, referring to a dense, viscous, gummy, fatty drop; whereas gutta was a natural, liquid drop; at a later time, both words were synonymous (Lewis & Short).