a. [ad. L. squarrōs-us (rare), scurfy, scabby.]
1. Bot. a. Composed of, covered with, scales or other processes standing out at right angles or more widely.
1760. J. Lee, Introd. Bot., I. xi. (1765), 23. Squarrose, that is, composed of Scales divaricated on all Sides.
1785. Martyn, Lett. Bot., xxvi. (1794), 398. An imbricate calyx, rather squarrose, or having a ragged appearance from the spreading of the tips of the scales.
1806. J. Galpine, Brit. Bot., 390. Spike oblong, somewhat decompound, squarrose.
1856. A. Gray, Man. Bot. (1860), 196. Scales of the hemispherical squarrose many-ranked involucre.
1870. Hooker, Stud. Flora, 408. Spikelets few green squarrose.
b. Of scales: Standing out at right angles or to a greater degree.
1829. Loudon, Encycl. Plants (1836), 662. Invol[ucr]) imbricated, the exterior scales somewhat squarrose.
1866. M. J. Berkeley, in Intellectual Obs., No. 50, 96. Covered with rough squarrose scales.
2. Ent. (See first quot.)
1826. Kirby & Sp., Entomol., IV. xlvi. 296. Squarrose, cut into laciniæ that are elevated above the plane of the surface.
1846. Dana, Zooph. (1848), 452. Margin of the corallum squarrose.
Hence Squarrosely adv.
1849. Craig, s.v., Squarrosely-imbricated, laid on in a squarrose manner.
1856. Henslow, Bot. Terms, 182. The incisions of laciniate and of pinnatifid leaves are squarrosely disposed.
