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.


Any of several Australian grasses of the genus Tricuspis, which often form dense, almost impassable growth, their leaves being stiff and sharp-pointed.


© Webster 1913

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