An illustration of the fertilization of the egg by the spermatozooids of a Cyclospora Cayetanensis.

Fertilization of Cyclospora Cayetanensis

An illustration of the fertilization of the egg by the spermatozooids of a Cyclospora Cayetanensis.

An illustration of the fusion of egg and sperm-nuclei of a Cyclospora Cayetanensis.

Fusion of Egg and Sperm-nuclei of Cyclospora Cayetanensis

An illustration of the fusion of egg and sperm-nuclei of a Cyclospora Cayetanensis.

A section of an ovule. An ovule is a structure found in seed plants that develops into a seed after fertilization.

Ovule

A section of an ovule. An ovule is a structure found in seed plants that develops into a seed after…

"Raspberry (Rubus idaeus, order Rosaceae), being fertilized. A, Flower. p, p, Petals. a, a, Anthers. s, Stigma. no, Nectary openings. nc, Nectar Cells. D, Drupels." — The Encyclopedia Britannica, 1910

Raspberry Fertilization

"Raspberry (Rubus idaeus, order Rosaceae), being fertilized. A, Flower. p, p, Petals. a, a, Anthers.…