A Grammatical Dictionary of Botanical Latin

pruinosus,-a,-um (adj.A): pruinose, “having a waxy powdery secretion on the surface, a ‘bloom’” (Jackson; Fernald 1950); characterized or affected by hoar-frost, frosty; see bloom; see frosty;

dealbatus,-a,-um (part.A): whitened, covered with a white powder, lit. 'whitewashed.'

glaucescent, q.v., “dull green, passing into grayish blue” (Lindley); somewhat bluish-gray; developing a glaucish bloom: glaucescens,-entis (part.B).

glaucous, q.v., bluish-gray, ”covered with a fine bloom, like the Plum or the Cabbage-leaf” (Lindley).

- drupas 2-4, stigmate versus apicem laterali, epicarpio pruinoso (B&H), drupes 2-4, with the stigma toward the apex lateral, with the epicarp pruinose.

- cortex in nonnullis pube, aut si mavis pruina, tenuissima cinerascente (an seminali?) obductus; ceterum laevis, the cortex in some [sc. species] with a pubescence, or, if you choose, overspread with a very delicate pruina, grayish (or perhaps seminal? [reproductive, i.e. of spores]); otherwise smooth.

- lamellas porro albido-pruinatas, the lamellae afterwards whiteish-pruinate.

- [lichen] thallus niger, interdum nonnihil caesio-pruinosus, glebuloso-congestus (Nyl.) the thallus dull black, sometimes somewhat [lavender-]blue-bloomed, densely glebulose [i.e. with rounded elevations].