| zain-belar |
| plantain handi, arpin, zainbelar, zain belar, plantain (Plantago major L.)  | (ize) | [flora] [landare] [sendabelar] | llantén mayor, Plantago major, llantén común | | itsas plantain (Plantago maritima) | (ize) | [flora] [landare] | llantén marítimo, Plantago maritima | | ezpata-plantain (Plantago lanceolata) | (ize) | [flora] [landare] [sendabelar] | llantén menor, siete venas, Plantago lanceolata | | izar-plantain (Plantago coronopus) | (ize) | [flora] [landare] [sendabelar] | hierba estrella, Plantago coronopus | | plantain ertain (Plantago media stepposa) | (ize) | [flora] [landare] [sendabelar] | llantén mediano, Plantago media | | arkakuso-plantain (Plantago psyllium) | (ize) | [flora] [landare] [sendabelar] | zaragatona, Plantago psyllium |
|
| zaingorri |
| zaingorri, kurlo-belar +zub, kurlo belar +zub, San Robertoren zaingorri (Geranium robertiaum L.) | (ize) | [flora] [landare] [sendabelar] | Geranium robertianum, Hierba de San Roberto, geranio robertiano |
|
| zalke |
| zuhain-zalke, bezilla +bnaf, zalke (Vicia sativa) | (ize) | [flora] [landare] | veza, alverja |
|
| zentaura |
| zentaura hori (Blackstronia perfoliata) | (ize) | [flora] [landare] [sendabelar] | centaura amarilla, canchalagua española, centaura, centaura de flor amarilla | | zentaura zakar (Centaurea aspera) | (ize) | [flora] [landare] [sendabelar] | Centaurea aspera |
|
| zi |
| ihi, zi +biz (Juncus sp.) | (ize) | [flora] [landare] | junco | | ezkur, zi +zub | (ize) | [flora] | bellota |
|
| ziabelar |
| ziabelar (Galium sp.) | (ize) | [flora] [landare] | Galium sp. |
|
| ziabelar latz |
| ziabelar latz, amodio-belar (Galium aparine) | (ize) | [flora] [landare] [sendabelar] | amor de hortelano, azotalenguas, lapa |
|
| ziape |
| ziape (Sinapis arvensis) | (ize) | [flora] [landare] | lagina, mostaza silvestre | | ziape (Brassica juncea) | (ize) | [flora] [landare] | mostaza castaña, mostaza de la India, mostaza china, mostaza de hoja |
|
| zihaurri |
| zihaurri, andura, akamailu, mausa (Sambucus ebulus) | (ize) | [flora] [landare] [sendabelar] | Sambucus ebulus, saúco menor, yezgo |
|
| zizare |
| zizare | (ize) | [fauna] | lombriz, gusano | | bizio-belar +biz, bizio belar +biz, zizare-belar, zizare belar (Artemisia abrotanum) | (ize) | [flora] [landare] [sendabelar] | Artemisia abrotanum | | artemisia min, zizare-belar (Artemisia vulgaris) | (ize) | [flora] [landare] [sendabelar] | artemisa |
|
| zizare belar |
| bizio-belar +biz, bizio belar +biz, zizare-belar, zizare belar (Artemisia abrotanum) | (ize) | [flora] [landare] [sendabelar] | Artemisia abrotanum |
|
| zizare-belar |
| bizio-belar +biz, bizio belar +biz, zizare-belar, zizare belar (Artemisia abrotanum) | (ize) | [flora] [landare] [sendabelar] | Artemisia abrotanum | | artemisia min, zizare-belar (Artemisia vulgaris) | (ize) | [flora] [landare] [sendabelar] | artemisa |
|
| zolda-belar |
| zolda-belar txiki (Symphytum tuberosum) | (ize) | [flora] [landare] | consuelda menor | | zolda-belar, zolda belar (Symphytum officinale) | (ize) | [flora] [landare] [sendabelar] | consuelda mayor |
|
| zorna-belar |
| zorna-belar (Senecio vulgaris) | (ize) | [flora] [landare] [sendabelar] | zuzón, hierba cana, senecio común, flor amarilla, cineraria, yuyito |
|
| zorri belar |
| zorri-belar, zorri belar (Delphinium staphisagria) | (ize) | [flora] [landare] [sendabelar] | albarraz |
|
| zorri-belar |
| zorri-belar, zorri belar (Delphinium staphisagria) | (ize) | [flora] [landare] [sendabelar] | albarraz |
|
| zumalakar |
| zumalakar, oilakaran (Frangula alnus) | (ize) | [flora] [landare] | arraclán, frángula, avellanillo, hediondo, alno baccífero, sangueño, rabiacán | | zumalakardi | (ize) | [flora] [landare] | bosque de arraclanes |
|
| zumalakardi |
| zumalakardi | (ize) | [flora] [landare] | bosque de arraclanes |
|
| zurtoin |
| zurtoin | (ize) | [flora] [landare] | tallo |
|