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Webster 1913 Edition

Adj.

[L.

juncosus

, fr.

juncus

a rush.]

Full of rushes: resembling rushes; juncaceous.

[R.]

Johnson.

Adj.

[L. junceus or juncosus, from juncus, a rush.]

Full of bulrushes. [Little used.]

juncous ‎(comparative more juncous, superlative most juncous)

Full of rushes; resembling rushes; juncaceous.
- 1819, Abraham Hawkins, Kingsbridge and Salcombe (page 54)
  In the quarries near Brislington are abundance of shells and juncous bodies […]