Adders, (old fr. givre or vivre, from lat. vipera) or asps: appear not to be distinguishable from serpents and snakes, except as regards size. They are represented as nowed, embowed, or erect. When not otherwise described they would be represented fesswise, but curling. Vipers' heads also occur.
Gules, an adder nowed or--NATHERLY.
Sable, three chevrons ermine between as many adders argent--WISE, Warwick. The same between three adders erect or--WISE, Brompton. Also embowed vert--WISE.
Vert, three adders erect argent--HASSELL, Wraysbury.
Azure, on a bend argent, three adders embowed of the first--CASTLETON, Surrey.
Argent, three viper's heads erased proper--HATSELL, 1708.
Vert, three asps in pale or--ASPENDALL.