As a result, the price spread between premium and regular unleaded has spiked to a record high above 40 cents a gallon, as the chart below makes clear. View photo. Price difference between premium & regular unleaded gasoline per gallon (1994-2015).The fat premium thatâs now being demanded for premium is one more reason for most drivers to stick to plain old 87-octane regular â which is perfectly fine for the vast majority of recent-model cars.s a result, the price spread between premium and regular unleaded has spiked to a record high above 40 cents a gallon, as the chart below makes clear. View photo. Price difference between premium & regular unleaded gasoline per gallon (1994-2015).
Submit. The term angiosperm is used to identify all the flowering plants in the world. As a flowering plant, the water lily (Nymphaeaceae) is an angiosperm. About 80 percent of all the plants on earth are angiosperms.
Gymnosperms do not have flower whereas angiosperms have flower The seed of the gymnosperms is unprotected (naked seed) compared to angiosperm's seed is protected in ovary. Gy â¦ mnosperms consists of tracheid (except Gnetum sp.ngiosperms and gymnosperms are both seed-bearing plants. However, angiosperms produce flowers, while gymnosperms just have plain, uncovered seeds. Pine trees, for example, ar â¦ e gymnosperms because they have cones with seeds that simply fall out when the cones are opened. I hope that helped you!