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Asclepiadaceae - BEEP

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Chapitre II. Etude biosystématique de Leptadenia hastata (pers.) Decne…………….……20II.1. Systématique horizontale…………………………………………………….…………20II.1.1. Le sous-groupe des Eucaryotes………………………………………….…………....20II.1.2. L’embranchement des Spermaphytes………………………………………………...20II.1.3. Le sous-embranchement des Angiospermes…………………………………………. 21II.1.4. La classe des Dicotylédones…………………………………………………………. 21II.1.5. La sous-classe des Gamopétales…………………………………………………….. 22II.1.6. La série des Tétracycliques-hypogynes……………………………………………… 22II.1.7. L’ordre des Gentianales……………………………………………………………... 23II.1.8. La famille des Asclépiadacées………………………………………………………. 23II.2. Etude spéciale de Leptadenia hastata…………………………………………………. 23II.2.1. Synonymie…………………………………………………………………………... 23II.2.2. Noms vernaculaires…………………………………………………………………. 23II.2.3. Description de Leptadenia hastata…………………………………………………. 24II.2.3.1. Morphologie générale……………………………………………………………... 24II.2.3.2. Les feuilles………………………………………………………………………… 25II.2.3.3. Les fleurs…………………………………………………………………………... 25II.2.3.4. Les fruits…………………………………………………………………………... 26II.2.4. Habitat………………………………………………………………………………. 26II.2.5. Composition chimique de Leptadenia hastata…………………………………….... 26II.2.6. Les différentes utilisations de Leptadenia hastata………………………………….. 29II.2.6.1. Alimentation………………………………………………………………………. 29II.2.6.2. Utilisations médicales traditionnelles……………………………………………... 29II.2.6.2.1. Les feuilles………………………………………………………………………. 29II.2.6.2.2. Las racines………………………………………………………………………. 29II.2.6.2.3. Le latex………………………………………………………………………….. 30II.2.6.2.4. Plante entière……………………………………………………………………. 30II.2.6.3. Utilisations en médecine vétérinaire……………………………………………… 30II.2.6.4. Autres usages en association……………………………………………………… 3013

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