ppl. a. (UN-1 8.)
a. 1841. Encycl. Metrop. (1845), VII. 493. The unstriped variety of muscular fibre.
1859. Todds Cycl. Anat., V. 262/1. In man and mammalia the tracheal muscles belong to the unstriped variety.
1882. Garden, 28 Jan., 69/2. The unstriped form produces seed readily in cultivation.