. Bulletin. 1901-13. Agriculture; Agriculture. 22 DIMoHI'lllc LEAVES IN RELATION TO HEREDITY. Inheritance seem to relax and the abnormal intermediate forms begin (o appcaf. They arc much more common in the Egyptian cotton than in the Upland and have shown themselves mosl Frequently in a peculiar fastigiate variety of the Egyptian cotton introduced into Arizona under the name of "Dale," perhaps the same as the variety called "Barmen" in Egypt. Other series of abnormalities serve to connect the outer involucre of the cotton flower with the inner involucre, or so-called calyx,
. Bulletin. 1901-13. Agriculture; Agriculture. 22 DIMoHI'lllc LEAVES IN RELATION TO HEREDITY. Inheritance seem to relax and the abnormal intermediate forms begin (o appcaf. They arc much more common in the Egyptian cotton than in the Upland and have shown themselves mosl Frequently in a peculiar fastigiate variety of the Egyptian cotton introduced into Arizona under the name of "Dale," perhaps the same as the variety called "Barmen" in Egypt. Other series of abnormalities serve to connect the outer involucre of the cotton flower with the inner involucre, or so-called calyx, as though. Fig. 11.—Cotton leaf without lobes, a variation of the Triumph variety. (Natural size.) tin's organ were formed from another type of reduced and specialized leaves. The petals, on the contrary, seem to represent specialized stamens rather than specialized leaves. They are inserted on the base of the staminal column. Their development from stamens is also suggested by the small, expanded, petal-like organs that are sometimes found on the staminal column above the true petals. In such a case the petals or the stamens might be said to be dimorphic, or it might be considered that there has been a failure of the normally complete change in the expression of the characters in passing from the petals to the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Bureau of Plant Industry, Soils, and Agricultural Engineering. Washington Govt. Print. Off
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