Pumpkin flowers. Pumpkin flowers, a flower of Cucurbitaceae, is a plant of Cucurbitaceae. Its flowers are yellow, with sharp lobes at the top, soft, thin and tough to the touch, and will shrink. Pumpkin flowers is a monoecious plant. After pollination, flowers will bear fruit. Pumpkin has high nutritional value and contains amino acids, pectin, vitamins and other nutrients. Regular consumption is extremely beneficial to human health.