The form and appearance of plants and the activities which they carry on are due in large part to the inherited characteristics of their ancestors. The influence which heredity exerts should be clearly and forcefully presented to students. At the same time the expression of the hereditary traits may be greatly modified by the conditions under which! the plants grow.
©1930 by Iowa State Teachers College
Clark, O. R.
"Environment as a Factor in the Growth and Distribution of Plants,"
Science Bulletin: Vol. 3:
2, Article 9.
Available at: https://scholarworks.uni.edu/science_bulletin/vol3/iss2/9