The New Encyclopaedia Britannica, Volume 13Encyclopaedia Britannica, 1974 - Encyclopedias and dictionaries |
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Page 533
... plant metabolism , and some investigators maintain that many of these materials are simply waste products of plant biosynthesis . Out of the vast number of plant species , essential oils have been well characterized and identified from ...
... plant metabolism , and some investigators maintain that many of these materials are simply waste products of plant biosynthesis . Out of the vast number of plant species , essential oils have been well characterized and identified from ...
Page 726
... plant . Such structures and interrelated systems are the means by which plants exploit the envi- ronment ; they are the products of successful evolutionary advances over geological time . The organs and organ systems of plants are most ...
... plant . Such structures and interrelated systems are the means by which plants exploit the envi- ronment ; they are the products of successful evolutionary advances over geological time . The organs and organ systems of plants are most ...
Page 730
... plants are known as succulents . Climbing plants often possess elongated , threadlike , branched or unbranched organs known as tendrils , which wrap themselves around nearby stems , thereby anchoring the plant . In many species tendrils ...
... plants are known as succulents . Climbing plants often possess elongated , threadlike , branched or unbranched organs known as tendrils , which wrap themselves around nearby stems , thereby anchoring the plant . In many species tendrils ...
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