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Show [ 160 ] by wounding the bark, or ftrangulating a part of the 'branch. Cintra .. 465. 2. Ingrafting. Aaron's rod pullulates. 495· XIII. 1. Infetl:s on trees. Hummin-g-bird alarmed by the fpider-like appearance of Cyprepedia. 509. 2. Difeafes of vegetables. Scratch on unnealed glafs. 529. XIV. 1. Tender flowers. Amaryllis, fritillary, erythrina, mimofa, cerea. 541. 2. Vines. Oranges. Diana's trees. Kew garden. The royal family. 559• XV. Offering to Hygeia. 60S· Departure of the Goddefs. 647• T H E ECONOMY OF VEGETATION. CANT 0 IV. AS when at noon in H ybla' s fragrant bowers C ACALIA opens all her honey' d flowers ; Cacalia opens. 1. 2 . The importance of the nechrium or honey-gland in the vegetable economy is feen from the very complicated apparatus, which nature has formed in fome flowers for the prefervation of thei r honey from infects, as in the aconites or monkfhoods ; in other plants in!l:cad of a great apparat us for its protection a greater fecrction of it is produced, that thence a part may be fpa rcd to the deprcd:ltion of infeCls. The cacalia fuaveolens produces fo much honey that on fome days it may be fmelt at a great difl:ance from the plant. I remember once counting on one of thefe plants, befides bees of various kinds without number, above two hundred pai nted butterflies, wluch gave it the beauti ful appeara nce of being covered with additional flo was. P A RT I. y |