| Subject | English | French |
| nat.sc., agric. | downy birch | bouleau pubescent (Betula pubescens) |
| nat.res. | downy bolete | cèpe mou (Boletus subtomentosus, Xerocomus subtomentosus) |
| nat.res. | downy bolete | cèpe subtomenteux (Boletus subtomentosus, Xerocomus subtomentosus) |
| nat.res. | downy bolete | bolet subtomenteux (Boletus subtomentosus, Xerocomus subtomentosus) |
| environ., nat.res. | downy brome | brome des toits (Bromus tectorum) |
| nat.sc., agric. | downy chess | brome des toits (Bromus tectorum) |
| nat.sc., agric. | downy common hemp-nettle | ortie épineuse (Galeopsis tetrahit) |
| nat.sc., agric. | downy common hemp-nettle | ortie royale (Galeopsis tetrahit) |
| entomol. | downy emerald | cordulie bronzée (Cordulia aenea) |
| nat.sc., agric. | downy-fruited sedge | laiche à fruits poilus (Carex filiformis L., Carex tomentosa L.) |
| agric. | downy hemp-nettle | ortie épineuse (Galeopsis tetrahit) |
| nat.sc., agric. | downy hempnettle | chanvre sauvage (Galeopsis segetum Neck.) |
| nat.sc., agric. | downy hempnettle | galéopsis douteux (Galeopsis segetum Neck.) |
| agric. | downy hemp-nettle | ortie royale (Galeopsis tetrahit) |
| nat.res. | downy mildew | peronospora (Peronospora) |
| pest.contr. | downy mildew | vrai mildiou |
| pest.contr. | downy mildew | mildiou duveteux |
| agric. | downy mildew | mildiou de la vigne (Plasmopara viticola) |
| agric. | downy mildew | rouille des feuilles (Plasmopara viticola) |
| agric. | downy mildew | mildiou |
| pest.contr. | downy mildew of alfalfa and clover | mildiou de laluzerne Peronospora trifoliorum |
| pest.contr. | downy mildew of alfalfa and clover | mildiou du trèfle Peronospora trifoliorum |
| nat.sc., agric. | downy mildew of beet | mildiou de la betterave (Peronospora farinosa, Peronospora schachtii) |
| pest.contr. | downy mildew of beet | mildiou de la betterave Peronospora schachtii |
| nat.sc., agric. | downy mildew of beet | mildiou (Peronospora farinosa, Peronospora schachtii) |
| pest.contr. | downy mildew of cabbage | mildiou du chou Perosnopora brassicae |
| nat.sc., agric. | downy mildew of cabbage | mildiou du chou (Peronospora brassicae) |
| pest.contr. | downy mildew of grape | mildiou de la vigne Plasmopara viticola |
| agric. | downy mildew of hop | mildiou du houblon (Pseudoperonospora humuli) |
| pest.contr. | downy mildew of lettuce | mildiou de la laitue Bremia lactucae |
| pest.contr. | downy mildew of onions | mildiou de l'oignon et du poireau Peronospora schleideni |
| pest.contr. | downy mildew of sorghum | mildiou du sorgho Peronosclerospora sorghi |
| nat.sc., agric. | downy mildew of sugar beet | mildiou (Peronospora farinosa, Peronospora schachtii) |
| nat.sc., agric. | downy mildew of sugar beet | mildiou de la betterave (Peronospora farinosa, Peronospora schachtii) |
| pest.contr. | downy mildew of sunflower | mildiou du tournesol Plasmopara halstedii |
| agric. | downy mildew of tabacco | tabac blanc |
| agric. | downy mildew of tabacco | mildiou du tabac |
| pest.contr. | downy mildew of tobacco | mildiou du tabac |
| nat.sc., agric. | downy mildew of tobacco | mildiou du tabac (Peronospora tabacina) |
| nat.sc., agric. | downy mildew resistance | résistance au mildiou |
| forestr. | downy oak | chêne pubescent (Quercus humilis, Quercus pubescens) |
| forestr. | downy oak | chêne truffier (Quercus humilis, Quercus pubescens) |
| forestr. | downy oak | chêne blanc (Quercus humilis, Quercus pubescens) |
| agric. | downy oat grass | avoine pubescente (Avena pubescens) |
| agric. | downy oat grass | avoine velue (Avena pubescens) |
| bot. | downy oat grass | avoine velue Avena pubescens |
| bot. | downy oat grass | avoine pubescente Avena pubescens |
| nat.sc., agric. | downy oatgrass | avoine velue (Avena pubescens Huds., Avenochloa pubescens Holub) |
| nat.sc., agric. | downy oatgrass | avoine pubescente (Avena pubescens Huds., Avenochloa pubescens Holub) |
| nat.sc., agric. | downy vetch | vesce de Russie (Vicia villosa Roth) |
| nat.sc., agric. | downy vetch | vesce des sables (Vicia villosa Roth) |
| nat.sc., agric. | downy vetch | vesce velue (Vicia villosa Roth) |
| ornit. | downy woodpecker | pic mineur (Dendrocopos pubescens, Picoides pubescens) |
| agric. | grape downy mildew | rouille des feuilles (Plasmopara viticola) |
| agric. | grape downy mildew | mildiou de la vigne (Plasmopara viticola) |
| agric. | grape downy mildew | mildiou (Plasmopara viticola) |
| agric. | mosaic form of downy mildew | points de tapisserie |
| agric. | mosaic form of downy mildew | mildiou d'automne |
| agric. | mosaic form of downy mildew | mildiou en mosaïque |
| agric. | mosaic form of downy mildew | mildiou |
| gen. | Sunflower downy mildew | Mildiou du tournesol (Plasmopara halstedii, Plasmopara helianthi) |