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Books Books 1 - 8 of 8 on When, therefore, the floral organs are called modified or metamorphosed leaves, it....
" When, therefore, the floral organs are called modified or metamorphosed leaves, it is not to be supposed that a petal has ever actually been a green leaf, and has subsequently assumed a more delicate texture and hue, or that stamens and pistils have previously... "
The Botanical Text-book: An Introduction to Scientific Botany, Both ... - Page 237
by Asa Gray - 1853 - 528 pages
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The Botanical Text-book: For Colleges, Schools, and Private Students

Asa Gray - Botany - 1845 - 509 pages
...accordance with these theoretic views, the floral organs are termed modified or metamorphosed leaves, it is not to be supposed that a petal has ever actually...developes, in the progressive evolution of the plant, under any of these various forms. When the individual organ is once developed, its destiny is fixed. 327....
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Flora Cestrica: An Herborizing Companion for the Young Botanists of Chester ...

William Darlington - Botany - 1853 - 498 pages
...the Botanists. "When, for instance, the floral organs are called modified or melamorphoied leavet, it is not to be supposed that a petal has ever actually...When the individual organ has once fairly begun to developc, its destiny is fixed." — GRAY'S Text-Book. / It has been aptly remarked, that the bat mode...
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Flora Cestrica: An Herborizing Companion for the Young Botanists of Chester ...

William Darlington - Botany - 1853 - 498 pages
...the Botanists. "When, for instance, the floral organs are called modified or melamorphotcd leavei, it is not to be supposed that a petal has ever actually been a green leaf, and has subsequently assumed n more delicate texture and hue, or that stamens and pistils have previously existed in the state of...
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Introduction to Structural and Systematic Botany, and Vegetable Physiology ...

Asa Gray - Botany - 1858 - 555 pages
...to be referred. "When, therefore, the floral organs are called modified or metamorphosed leaves, it is not to be supposed that a petal has ever actually...that what is fundamentally one and the same organ develops, in the progressive evolution of the plant, under each or any of these various forms. When...
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Introduction to structural and systematic botany and vegetable physiology ...

Asa Gray - Science - 1866 - 555 pages
...to be referred. When, therefore, the floral organs are called modified or metamorphosed leaves, it is not to be supposed that a petal has ever actually...pistils have previously existed in the state of foliage j but only that what is fundamentally one and the same organ develops, in the progressive evolution...
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Botanical Text-book

Asa Gray - 1870 - 555 pages
...are to be referred. When, therefore, the floral organs are called modifed or metamorphosed leaves, it is not to be supposed that a petal has ever actually...subsequently assumed a more delicate texture and hue, or tliat stamens and pistils have previously existed in the stale of foliage ; but only that, what is...
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A Manual of Botany

Robert Brown - 1874
...sepals, and so on. It must not, however, be supposed that the petal, though called a metamorphosed leaf, has ever actually been a green leaf, "and has subsequently...that what is fundamentally one and the same organ develops in the progressive evolution of the plant under each or any of these various forms. When the...
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The North American Review, Volume 61

North American review and miscellaneous journal - 1845
...accordance with these theoretic views, the floral organs are termed modified or metamorphosed leaves, it is not to be supposed that a petal has ever actually...one and the same organ developes, in the progressive evolutions of the plant, under any of these various forms. When the individual organ is once developed,...
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