Antirrhinum majus luteum rubro-striatum with pedigree. Striped flowers, fruits and radishes. Double stocks.
XII. "Five leaved" clover. 340
Origin of this variety. Periodicity of the anomaly. Pedigree- cultures. Ascidia.
XIII. Polycephalic poppies. 369
Permanency and high variability. Sensitive period of the anomaly. Dependency on external conditions.
XIV. Monstrosities. 400
Inheritance of monstrosities. Half races and middle races. Hereditary value of atavists. Twisted stems and fasciations. Middle races of tricotyls and syncotyls. Selection by the hereditary percentage among the offspring.
XV. Double adaptations. 430
Analogy between double adaptations and anomalous middle races. Polygonum amphibium. Alpine plants. Othonna crassifolia. Leaves in sunshine and shadow. Giants and dwarfs. Figs and ivy. Leaves of seedlings.
E. MUTATIONS.