All 6 Uses

perennial
in
The Blind Assassin
(Edited)

Prologue: Perennials for the Rock Garden
p. 4.1

perennials = flowers or other plant that survive all the seasons of the year; or that live for over two years
She tucked it into a brown envelope on which she'd written clippings, and hid the envelope between the pages of Perennials for the Rock Garden, where no one else would ever look.
p. 4.1
The perennial adolescent riposte.
p. 203.1 *

perennial = recurring again and again

editor's notes: In this context, riposte is a synonym for retort or reply.
I contented myself with books — Perennials for the Rock Garden, Desert Succulents for Northern Climes, and the like.
p. 442.4

perennials = flowers or other plant that survive all the seasons of the year; or that live for over two years
I had plans for a perennial shade garden.
p. 479.6 *

perennial = of plants that survive a long time
I'd already done some preliminary, surreptitious packing — my jewel box, my photographs, Perennials for the Rock Garden and now I did the rest.
p. 501.8

perennials = flowers or other plant that survive all the seasons of the year; or that live for over two years

Definitions:

(1) (perennial as in: a perennial stream)
lasting a long time, or forever
(2) (perennial as in: perennial candidate every 4 years)
recurring again and again
(3) (perennial as in: perennial flower)
a flower or other plant that lives more than two years

Perennials are contrasted to annuals (which must be replaced each year and typically only flower for a single season).
(4) (meaning too rare to warrant focus)