This Rachel Bilson photo contains
grainfield, champ de céréales, grain, and champ.
There might also be
euphorbe, euphorbe ésule, jasmin d'hiver, jasminum nudiflorum, jasmin d’hiver, renoncule, butterflower, beurre fleur, goldcup, kingcup, fleur de beurre, crowfoot, pied de corbeau, and populage des marais.