1、 Plant difference

The stem of wheat is upright and tufted, with 6 to 7 nodes, 60 to 100 cm high and 5 to 7 mm in diameter. The sheath of leaves loosely wraps the stem, the tongue is membranous, about 1 mm long, and the leaves are long lanceolate

The stem of oat is upright and smooth, the sheath of leaves is smooth, and there are micro hairs on the back, the tongue is large, there is no leaf ear, and the leaves are flat

2、 Flower difference

The spike of wheat is erect, about 5 to 10 cm long and about 1 to 1.5 cm wide. The spikelet contains 3 to 9 flowers

Oats have panicles of flowers, erect or drooping cobs, terminal inflorescences, and spikelets containing 2 or more flowers

3、 Fruit difference

The wheat fruit is caryopsis, with yellowish brown pericarp, oblate or oval shape. The two ends of the fruit are slightly sharp or blunt, with starch grains inside. The powder of the fruit is white, with yellowish brown pericarp patches

The glume of oats is broad and herbaceous, and the lemma is hard and glabrous, and some have awns without awns; The ventral surface of Caryopsis has longitudinal grooves and is covered with sparse hairs; At maturity, the palea and lemma hold the seeds tightly and are not easy to separate