1. species: Erica cinerea L. – Clychau'r Grug

    Clychau'r Grug, Bell-Heather, Grug Cochlas, Blodau Y Grug, Fraoch A' Bhadain, Fraoich A' Bhadain, Bell Heather, Grug, Grug Lledlwyd, Grug Lled Ledlwyd

    Taxon group: flowering plant

    Erica cinerea
    Erica cinerea L.

  2. species: Erica scoparia L.

    Taxon group: flowering plant

    Erica scoparia L.
    Erica scoparia

  3. species: Erica carnea L. – Winter Heath

    Taxon group: flowering plant

    Erica carnea L.
    Erica carnea

  4. species: Psoralea cinerea Lindl.

    Taxon group: flowering plant

    Psoralea cinerea
    Psoralea cinerea Lindl.

  5. species: Arcyria cinerea (Bull.) Pers.

    Taxon group: slime mould

    Arcyria cinerea
    Arcyria cinerea (Bull.) Pers.

  6. species: Fuligo cinerea (Schwein.) Morgan

    Taxon group: slime mould

    Fuligo cinerea
    Fuligo cinerea (Schwein.) Morgan

  7. species: Haliclona (Reniera) cinerea (Grant, 1826)

    Taxon group: sponge (Porifera)

    Haliclona (Reniera) cinerea (Grant, 1826)
    Haliclona (Reniera) cinerea

  8. species: Erica mackaiana Bab. – Grug Mackay

    Grug Mackay, Mackay's Heath

    Taxon group: flowering plant

    Erica mackaiana
    Erica mackaiana Bab.

  9. species: Erica vagans L. – Cornish Heath

    Cornish Heath, Grug Cernyw

    Taxon group: flowering plant

    Erica vagans
    Erica vagans L.

  10. species: Erica terminalis Salisb. – Grug Corsica

    Grug Corsica, Corsican Heath

    Taxon group: flowering plant

    Erica terminalis
    Erica terminalis Salisb.