plant, thorn:1

Argent, a brazier sable enflamed azure within an orle of thorn vine wavy sable. Elias Blackthorne (3/2002 Caid)

Argent, a rose gules within an annulet of thorns sable a bordure vert. Bryne McClellan (8/2001 West)

Argent, in pale two robins close to sinister proper and on a chief embattled gules a thorn branch argent. [Turdus migratorius] Ethelane the Saxon (11/1982 Aten)

Azure, goutty d'Or, on a bend argent a Glastonbury thorn twig blossoming proper. Mary Taran of Glastonbury (1/1974)

Azure, on a bend sinister argent a thorned slip embowed throughout sable. Corwynn of Thornwood (2/1975 West)

Per bend azure and vert, a bendlet between a dragon passant Or clutching a claymore and a thorn branch flexed-reflexed argent. Bryan Dragonsword (8/1979 Anst)

Per fess azure and sable, a key fesswise and a sunflower Or all within an orle of thorn vine argent. Madelina de la Gate (1/2012 Caid)

Sable, a fountain encircled by a thornbush couped Or. Kemreth Danil (6/1980 Anst)

Vert, a thornbush couped between four arrows conjoined as a mascle Or. Gareth Thorne (1/1997 Midd)

Vert, on a pale argent a greenbriar slip vert. Melucine de Ronceverte (9/1980 Meri)

Vert, three bees in pall inverted, heads to center, and on a bordure argent a briar vine sable. James in le Breres (11/2007G)