All 6 Uses

foliage
in
Walkabout
(Auto-generated)

They skirted the kurrajungs and the bottlebrushes and the eucalyptus; then they came to a group of trees of another, rarer kind: graceful, symmetrical trees, covered with thick silver foliage and — miracle of miracles — with multicoloured globules of fruit.†
Chpt 4

foliage = plant leaves
Beneath the thick, closely-woven foliage the shade was deep: a striking contrast to the glare of the bush.†
Chpt 6 *
It was one of nature's paradoxes: a plant growing upside-down: a leaf and flower-bearing liana whose foliage grew entirely under the ground.†
Chpt 7
The bush boy broke off the yam; then, following another skein of underground foliage, he tracked down a second.†
Chpt 7
Following the lines of underground foliage, the two boys worked gradually away from the billabong.†
Chpt 7
And, more by luck than judgement, they found a cluster of the yams-with-foliage-underthe-ground.†
Chpt 14

Definitions:

(1) (foliage)
plant leaves
(2) (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.