Devil's apron

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(Bot.) the large kelp (Laminaria saccharina, and Laminaria longicruris) of the Atlantic ocean, having a blackish, leathery expansion, shaped somewhat like an apron.
- Longfellow.

See also: Devil

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Dam of Changing Partners (1991 f by Rainbow Quest; winner), Daunt (1992 g by Darshaan; winner), Spinning Mouse (1993 f by Bustino; winner), Taunt (1994 c by Robellino; winner), Lanin (1995 g by Shirley Heights; unplaced), May Ball (1997 f by Cadeaux Genereux; Gr1 winner), Devil's Apron (1998 c by Spectrum; unraced).