Biomass is fuel that is developed from organic materials, a renewable and sustainable source of energy used to create electricity or other forms of power. Some examples of materials that make up biomass fuels are: 1  scrap lumber; 2  forest debris; 3  certain crops;
At most, some flowers linger into part of the following day. A large cereus cactus may have several blooms, but the plant's entire bloom season may last only two days. Some genera bloom in spring or summer, while others flower in early fall.
A flowering plant consisting of colorful rounded petals and grassy leaves. The crocus is a traditional symbol of cheerfulness. The cyclamen is a blooming plant which is popular as a potted flower. Its blooms are most often pink in color, and its leaves are typically variegated with silvery highlights.