 | Robert Hall - 1802 - 244 sider
...fructification only; I mean the corol or petals. In this there is an artery belonging to each petal, which conveys the vegetable blood to its extremities, exposing it to the light and air, under a delicate membrane covering the external shrfacfe of the petal, where it often changes its colour,... | |
 | Benjamin Smith Barton - 1803 - 630 sider
...belongs to the sexual or amatorial parts' of the fructification only! He asserts, that each petal is furnished with an artery, " which conveys the vegetable...its extremities, " exposing it to the light and air under a delicate moist " membrane, covering the internal surface of the petal, " where it often changes... | |
 | Benjamin Smith Barton - 1812 - 392 sider
...belongs to the sexual or amatorial parts of the fructification only! He asserts, that each petal is furnished with an artery, " which conveys the vegetable...its extremities, ** exposing it to the light and air under a delicate moist " membrane, covering the internal surface of the petal, " where it often changes... | |
 | Benjamin Smith Barton - 1812 - 390 sider
...belongs to the sexual or amatorial parts of the fructification only ! He asserts, that each petal is furnished with an artery, " which conveys the vegetable...its extremities, " exposing it to the light and air under a delicate moist " membrane, covering the internal surface of the petal, " where it often changes... | |
 | Erasmus Darwin - 1824 - 246 sider
...fructification only, I mean the enrol or petals. In this there is an artery belonging to each petal, which conveys the vegetable blood to its extremities, exposing it to the light and air under a delicate membrane covering the internal surface of the petal, where it often changes its colour,... | |
 | Mrs. Lincoln Phelps - 1832 - 448 sider
...honey. The corolla is supposed by Darwin to answer the same purpose to the stamens and pistils, as the lungs in the animal system ; each petal being furnished...its extremities, exposing it to the light and air under a delicate moist membrane ; this vegetable blood, according to his theory, is then collected... | |
 | William Paul Crillon Barton, Benjamin Smith Barton - 1836 - 414 sider
...belongs to the sexual or amatorial parts of the fructification only! He asserts that each petal is furnished with an artery . " which conveys the vegetable...its extremities, exposing it to the light and air under a delicate moist membrane, covering the internal surface of the petal, where it often changes... | |
 | William Paul Crillon Barton, Benjamin Smith Barton - 1836 - 416 sider
...belongs to the sexual or amatorial parts of the fructification only! He asserts that each petal is furnished with an artery "which conveys the vegetable...its extremities, exposing it to the light and air under a delicate moist membrane, covering the internal surface of the petal, where it often changes... | |
 | Mrs. Lincoln Phelps - 1850 - 476 sider
...honey. The corolla is supposed by Darwin to answer the same purpose to the stamen and pistils, as the lungs in the animal system ; each petal being furnished...its extremities, exposing it to the light and air under a delicate moist membrane ; this vegetable blood, according to his theory, is then collected... | |
 | Mrs. Lincoln Phelps - 1852 - 510 sider
...honey. The corolla is supposed by Darwin to answer the same purpose to the stamen and pistils, as the lungs in the animal system ; each petal being furnished...its extremities, exposing it to the light and air under a delicate moist membrane ; this vegetable blood, according to his theory, is then collected... | |
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... membrane, covering the internal surface of the petal, where it often changes its colour, as is beautifully seen in some party-coloured Poppies, though it is probable... 
