All 5 Uses of

foliage
in
Jane Eyre

From this window were visible the porter's lodge and the carriageroad, and just as I had dissolved so much of the silver-white foliage veiling the panes as left room to look out, I saw the gates thrown open and a carriage roll through.†
p. 37.4 *

foliage = plant leaves

Leaning over the battlements and looking far down, I surveyed the grounds laid out like a map: the bright and velvet lawn closely girdling the grey base of the mansion; the field, wide as a park, dotted with its ancient timber; the wood, dun and sere, divided by a path visibly overgrown, greener with moss than the trees were with foliage; the church at the gates, the road, the tranquil hills, all reposing in the autumn day's sun; the horizon bounded by a propitious sky, azure, marbled with pearly white.†
p. 126.1

I approached it; it was a road or a track: it led straight up to the light, which now beamed from a sort of knoll, amidst a clump of trees — firs, apparently, from what I could distinguish of the character of their forms and foliage through the gloom.†
p. 381.1

The aperture was so screened and narrow, that curtain or shutter had been deemed unnecessary; and when I stooped down and put aside the spray of foliage shooting over it, I could see all within.†
p. 381.6

There was none: all was interwoven stem, columnar trunk, dense summer foliage — no opening anywhere.†
p. 497.0

Definitions:

(1) (foliage)
plant leaves
(2) (meaning too rare to warrant focus)
meaning too rare to warrant focus:

Much less commonly, foliage can reference architectural ornament consisting of leaves and the stems to which they are attached.