Cae ffynnon grissell (Field).
Grid Reference: SN 68486 65235. Parish: Upper Lledrod, Cardiganshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae Gris goch (Field).
Grid Reference: SN 56217 67592. Parish: Llanrhystud Anhuniog, Cardiganshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae grisley (Field).
Grid Reference: SH 43178 38762. Parish: Llanystumdwy, Caernarfonshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae Mawr Grisel (Field).
Grid Reference: SS 99528 78505. Parish: Llansannor, Glamorgan
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cae Shingris (Field).
Grid Reference: SN 78284 08997. Parish: Ystradgynlais Lower, Brecknockshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Cornorion Grist Mill (Field).
Grid Reference: SJ 10976 22044. Parish: Llanrhaeadr-ym-Mochnant, Montgomeryshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Gris (Field).
Grid Reference: SO 07006 62759. Parish: Llanbadarn Fawr, Radnorshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

grisiau (Unclassified).
Grid Reference: SH 56681 47290. Parish: Beddgelert, Caernarfonshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Grisiau duon bach (Field).
Grid Reference: SH 64954 37266. Parish: Llandecwyn, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Grisiau duon mawr (Field).
Grid Reference: SH 65095 37345. Parish: Llandecwyn, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin