. Contributions from the Laboratory of Plant Genetics. 84 White. it is hardly probable in a crop so closely attended and scrutinized as is tobacco, and with so prominent a change in character as the original mutant showed, that additional abnormal plants would have escaped unnoted. The heterozygote (Aa) produces plenty of seed under even. Fig. 10. Fasciated Nicoliana plants growing under shade in Connecticut. unfavorable conditions, so its scarcity would not account for the presence of only one plant. So many mutations are coupled with maturation phenomena at the present time that it seems wor
. Contributions from the Laboratory of Plant Genetics. 84 White. it is hardly probable in a crop so closely attended and scrutinized as is tobacco, and with so prominent a change in character as the original mutant showed, that additional abnormal plants would have escaped unnoted. The heterozygote (Aa) produces plenty of seed under even. Fig. 10. Fasciated Nicoliana plants growing under shade in Connecticut. unfavorable conditions, so its scarcity would not account for the presence of only one plant. So many mutations are coupled with maturation phenomena at the present time that it seems worth while to call attention to cases that one may feel tolerably certain did not arise as a consequence of reduction or maturation phenomena disturbances. The morphological differences between the normal Cuban (402) and the mutant (300—309) which constitute the somatic character called. 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 Bussey Institution. Boston : [s. n. ]
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