South African Flowering Plants: For the Use of Beginners, Students and TeachersLongmans, Green, and Company, 1903 - 287 páginas |
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Página vi
... Nature has made so many , as well as how the various shapes or forms of flowers have arisen . So I have added sections dealing with these matters . It is most important to understand cle . rly the structure of flowers , because the ...
... Nature has made so many , as well as how the various shapes or forms of flowers have arisen . So I have added sections dealing with these matters . It is most important to understand cle . rly the structure of flowers , because the ...
Página 8
... nature adopts various means , as we shall see , to stop the too great loss of water , and to store it up in various ways against the dry season . Leaves can also absorb dew by means of the hairs with which many are provided ...
... nature adopts various means , as we shall see , to stop the too great loss of water , and to store it up in various ways against the dry season . Leaves can also absorb dew by means of the hairs with which many are provided ...
Página 13
... nature . The application of the pollen to the stigma is called Pollination , and the forma- tion of the embryo is called Fertilization . The former may take place , but the latter does not always follow . There are different ways by ...
... nature . The application of the pollen to the stigma is called Pollination , and the forma- tion of the embryo is called Fertilization . The former may take place , but the latter does not always follow . There are different ways by ...
Página 14
... Nature , we find such to be by far the most prolific . Shepherd's - purse and Chickweed , imported from Europe , are examples . If they be allowed to grow and seed in a garden , they will soon smother everything in it . Crossing ...
... Nature , we find such to be by far the most prolific . Shepherd's - purse and Chickweed , imported from Europe , are examples . If they be allowed to grow and seed in a garden , they will soon smother everything in it . Crossing ...
Página 41
... Nature makes new plants out of old ones . Consequently we have to consider what happens when fruits and seeds have been carried away to more or less great distances from their old homes . Of course we all know that the climates , by ...
... Nature makes new plants out of old ones . Consequently we have to consider what happens when fruits and seeds have been carried away to more or less great distances from their old homes . Of course we all know that the climates , by ...
Otras ediciones - Ver todas
South African Flowering Plants: For the Use of Beginners, Students and Teachers George Henslow Sin vista previa disponible - 2015 |
South African Flowering Plants; For the Use of Beginners, Students and Teachers George Henslow Sin vista previa disponible - 2018 |
South African Flowering Plants; For the Use of Beginners, Students and Teachers George Henslow Sin vista previa disponible - 2015 |
Términos y frases comunes
achenes adherent anther-cells anthers B.Sc base blade BOTANY bracts bulbs called calyx Cape capsule carpels cells CHEMISTRY coherent College Coloured common corolla cotyledons Crown 8vo cultivated D.Sc Description drupe ELEMENTARY embryo endosperm Engineer female flower filaments five sepals fleshy floral florets fruit Fruit-Capsule genera genus glands glumes Green grow hairs Herbs honey honey-glands Illus Illustrations inferior inflorescence insects irregular leaf leaves Lecturer LL.D lobes Lond London male flower orchids order contains ovary ovary-cell ovules Ox'alis Pelargonium perianth pericarp petals petiole PHYSIOLOGY pistil placentas plants Plates pollen PRACTICAL Professor published by Longmans R. A. PROCTOR receptacle receptacular tube roots round Royal 8vo Scientific Works published section of flower seed seen sepals sheath showing shrubs South Africa species in South stalk stamens stem stigmas structure Students style Text three stamens trations TREATISE trees tribes Vertical section whorl yellow
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