. L'Gardeners' chronicle : un journal illustré hebdomadaire de l'horticulture et les sujets. le Cherry Black Fly, qu'il nettoie le gummyleaves plus facilement que ne le soft-soap.Nombre de formes aptères tombent lorsque le sprayreaches s'appliquer avec toute la force et la masse sothe doivent être bien mouillées avec de l'washor abondamment arrosé avec de la chaux. Fred. C. Theobald,Wye College. CEROPEGIA WOODI. Nous avons eu l'occasion d'illustrer cette espèce interestinglittle au moment de son introductionfrom Natal, quand nous l'avons vu dans les pépinières ofMr. William Bull, à Chelsea. Il a été nommé d'inhonor o

• Contributeur: The Reading Room / Alamy Banque D'Images
• ID de l’image: 2AG2THK
• Taille du fichier: 7,1 MB (126,5 KB Téléchargement compressé)
• Autorisations: Modèle - non | Propriété - non
• Dimensions: 1537 x 1625 px | 26 x 27,5 cm | 10,2 x 10,8 inches | 150dpi

Informations supplémentaires

Cette image appartient au domaine public, ce qui signifie que le droit d’auteur a expiré ou que le titulaire du droit d’auteur a renoncé à ses droits. Les frais facturés par Alamy couvrent l’accès à la copie haute résolution de l’image.

Cette image peut avoir des imperfections car il s’agit d’une image historique ou de reportage.

. The Gardeners' chronicle : a weekly illustrated journal of horticulture and allied subjects. the Cherry Black Fly, as it cleans the gummyleaves more readily than does plain soft-soap.Number of apterous forms fall off when the sprayreaches them if applied with any force, and sothe ground must be well wetted with the washor thickly sprinkled with lime. Fred. V. Theobald, Wye College. CEROPEGIA WOODI. We had occasion to illustrate this interestinglittle species at the time of its first introductionfrom Natal, when we saw it in the nurseries ofMr. William Bull, at Chelsea. It was named inhonour of Mr. Medley Wood, who has done suchgood service in making known the botanicalresources of Natal, and in introducing to themother country, many of the most interesting andbeautiful of the plants of that colony. The fruit which we now illustrate (fig. 103) froma specimen kindly forwarded by Mr. GreenwoodPirn, is what botanists would call a double follicle, consisting of a pair of slender elongated podsbursting along one edge only, and revealingwithin a number of closely and beautifully packed. Fig. 103.—seed-iOD of ceropegia woodi. seeds provided with glistening silky hairs. Allthis is in accordance with Asclepiads in general;but it is desirable to complete the history of thisparticular species by the representation of itsfruit. The construction of the flower of Ascle-piads is complicated, and of such a nature thatthe agency of insects is required to ensure ferti-lisation. What particular insect it was that wasso obliging in this case we do not know. CULTURAL MEMURANDA. THE WATERING OF PLANTS IN POTS. Watering is one of the most important opera-tions in the successful cultivation of plantsin pots. It is a regrettable fact that it isdifficult to find joung gardeners exercising thenecessary care and judgment, and studying orknowing the needs of the various plants undertheir care. Many evergreen plants, such asCrotons, Carnations, Humeas, &c., are more ofteninjured through receivin

Recherche dans la banque de photos par tags

• bo
• bookdecade1870
• booksubjecthorticulture
• livres à thème