TABLE OF CONTENTS. 



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l'A(iE8 



Iiitiocluctoi'y lloniarks 5_6 



The Eucaiypts 7_9 



Spfcics ol-'i-aiitir .m-owtli :— iikuvcIIoms hciglit attained l.y 

 sonu' varirtics. — Mammoth Eucaiypts compaird with tlu^ 

 "Ply Tri'i's" of Calil'ornia.— Ilcmaikalilc quantity of tim. 

 biT snpi)()itc(i l.y tho soil in tlie phiocs wlierc the foinuT 

 Ki'ow— their value in the economy of nature. 



The Eucalyptus j^lobulus (Blue Gumtree) 9-11 



A description of tlie same. — I'harmaeeutical, preparations ob- 

 taincd from it. — Medicinal properties of the essential oil. 

 — The leaves a substitute for sumach, — Medicinal proper, 

 ties of afore-mentioned preparations. 



The Timber of the Eucaiypts 11-lG 



Character of. — Purposes for which it is employed. — Pvemark- 

 al.le property possessed by the timber of E. maryinata.— 

 Amount of Potassa in.— Products of (h'stnu'tive distillation 

 of. 



The Bark of the Eucaiypts 17-18 



The same described.— Applicability of to paper-making'.— 

 Probable value as a tanning material. — Amount of tannic 

 and gallic acido in. 



The Gum-resins of the Eucaiypts 18-19 



Description of. — Botany Pay Kino.— Therapeutic properties 

 of. — Behaviour with reagents. 



The Essential Oils from the Eucaiypts 19-30 



Attention first drawn to the same by Baron Von Mueller. — 

 The plants furnishing these oils constitute the great liulk 

 of the forest vegetation of the country. — General allusions 

 to their properties. — Descriptive notice of essential oils 

 from Eucalyptus amygdalina — E. oleosa— E. Leucoxylon 

 — E. goniocalyx — E. globulus — E. corymbosa— E. obliqua 

 — E. fissilis — E. odorata — E. longifolia — E. rostratu — E. 

 viminalis — E. citriodora. — Eucalyptol . — Eucaly ptene. — 

 Eucalyptolenc. — General behaviour with reagents. 



Manna from Eucaiypts 30-31 



A description of two varieties. — Melitose, 



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