semolina: milled product of durum wheat (or other hard wheat) used in pasta
flour: fine powdery foodstuff obtained by grinding and sifting the meal of a cereal grain
geraniales: an order of plants of subclass Rosidae including geraniums and many other plants; see Euphorbiaceae; Geraniaceae; Rutaceae; Malpighiaceae; Simaroubaceae; Meliaceae; Zygophyllaceae; Tropaeolaceae