SPINIFEXES
Noun
spinifexes
plural of spinifex
Source: Wiktionary
SPINIFEX
Spin"i*fex, n. [NL.; L. spina spine + facere to make.]
1. (Bot.) A genus of chiefly Australian grasses, the seeds of which
bear an elastic spine. S. hirsutus (black grass) and S. longifolius
are useful as sand binders. S. paradoxusis a valuable perennial
fodder plant. Also, a plant of this genus.
2. Any of several Australian grasses of the genus Tricuspis, which
often form dense, almost impassable growth, their leaves being stiff
and sharp-pointed.
Source: Webster’s Unabridged Dictionary 1913 Edition